Patents Issued in November 21, 2017
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Patent number: 9825232Abstract: The present invention provides a high-performance, highly homogeneous, highly stable electronic device by forming an extremely uniform interface between an insulator and an organic semiconductor, as well as an electronic apparatus using the same. The present invention relates to an electronic device which contains, as a component, an organic thin film in which a geometric two-dimensional arrangement is formed regularly by interdigitating skeletal structures of a positive three-pronged shape of triptycene and by adding a first molecule extending out of one plane of a two-dimensional molecular structure of the triptycene skeletal structure. The invention also relates to an electronic apparatus and the like which contains the electronic device in the interior of the electronic apparatus.Type: GrantFiled: August 21, 2013Date of Patent: November 21, 2017Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCYInventors: Takanori Fukushima, Yoshiaki Shoji, Fumitaka Ishiwari, Tsuyoshi Sekitani, Takao Someya
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Patent number: 9825233Abstract: A heterocyclic compound represented by Formula 1 below and an organic light-emitting device including the heterocyclic compound are described. In Formula 1, R1 to R4 may be each independently one of a hydrogen atom, a deuterium atom, C5-C60 alkyl, C5-C60 aryl and C6-C60 condensed polycyclic; L1 and L2 may be each independently one of a single bond, C5-C60 aryl, C3-C60 heteroaryl and C6-C60 condensed polycyclic; Ar1 and Ar2 may be each independently one of C5-C60 aryl, C3-C60 heteroaryl and C6-C60 condensed polycyclic; A, B, C and D may be each independently one of —CH? and —N?, excluding that all A, B, C and D are —CH?; and m and n may be each independently an integer of 0 to 3, excluding that all m and n are zero, wherein any of the above alkyl groups, aryl groups, condensed polycyclic groups and heteroaryl groups may be substituted or unsubstituted.Type: GrantFiled: August 28, 2013Date of Patent: November 21, 2017Assignee: Samsung Display Co., Ltd.Inventor: Jung-Sub Lee
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Patent number: 9825234Abstract: An organic light-emitting diode (OLED) includes a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode. The organic layer includes a compound represented by one of Formula 1 or Formula 2, and a metallic complex.Type: GrantFiled: September 12, 2013Date of Patent: November 21, 2017Assignee: Samsung Display Co., Ltd.Inventors: Myeong-Suk Kim, Sung-Wook Kim, Jae-Hong Kim
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Patent number: 9825235Abstract: A novel organic compound that can be used as a carrier-transport material, a host material, or a light-emitting material in a light-emitting element is provided. Specifically, an organic compound that can give a light-emitting element having favorable characteristics even when the organic compound is used in a light-emitting element emitting phosphorescence is provided. The organic compound has a bipyridine skeleton formed by two pyridine skeletons to each of which a dibenzothiophenyl group or a dibenzofuranyl group is bonded via an arylene group.Type: GrantFiled: July 16, 2014Date of Patent: November 21, 2017Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Hiroshi Kadoma, Satomi Mitsumori, Yuko Kawata, Takao Hamada, Satoshi Seo
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Patent number: 9825236Abstract: An organic light emitting device and a display device, the organic light emitting device including an anode; an emission layer on the anode, the emission layer including a first compound represented by the following Formula 1; an electron transport layer on the emission layer, the electron transport layer including a second compound and the second compound being an indenofluorene derivative; and a cathode on the electron transport layer,Type: GrantFiled: March 18, 2015Date of Patent: November 21, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Jiyun Jung
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Patent number: 9825237Abstract: An organic electroluminescent element using a compound represented by the following general formula (I) emits dark blue light and has small changes in the chromaticity and in the driving voltage even after driving for a long period of time: wherein R1 to R6; Q1 and Q2; X1, X2, X3 and X4 are as defined herein.Type: GrantFiled: August 6, 2012Date of Patent: November 21, 2017Assignee: UDC Ireland LimitedInventors: Saki Takada, Koji Takaku, Tetsu Kitamura, Toshihiro Ise, Wataru Sotoyama
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Patent number: 9825238Abstract: A novel heterocyclic compound that can be used as a host material in which a light-emitting substance is dispersed. A light-emitting element having a long lifetime. A heterocyclic compound in which a substituted or unsubstituted dibenzo[f,h]quinoxalinyl group is bonded to a substituted or unsubstituted arylene group having 6 to 25 carbon atoms which is bonded to any one of the 8-11 positions of a substituted or unsubstituted benzo[b]naphtho[1,2-d]furan skeleton.Type: GrantFiled: August 26, 2014Date of Patent: November 21, 2017Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Sachiko Kawakami, Hiromi Seo, Tatsuyoshi Takahashi, Satoshi Seo
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Patent number: 9825239Abstract: The present invention provides an organic thin film light emitting device having high luminous efficiency and durable life realized by using a benzindolocarbazole derivative as represented by either general formula (1-1) or (1-2) given below: [Chemical compound 1] wherein R1 to R24 may be identical to or different from each other and are selected from the group consisting of a hydrogen atom, alkyl group, cycloalkyl group, heterocyclic group, amino group, alkenyl group, cycloalkenyl group, alkynyl group, alkoxy group, alkylthio group, aryl ether group, aryl thioether group, aryl group, heteroaryl group, halogen atom, carbonyl group, carboxyl group, oxycarbonyl group, carbamoyl group, silyl group, and —P(?O)R25R26; R25 and R26 represent either an aryl group or a heteroaryl group; R25 and R26 may be condensed to form a ring; L1 to L4 independently represent a single bond, a substituted or unsubstituted arylene group, or a substituted or unsubstituted heteroarylene group; and A1 to A4 independently represent an aType: GrantFiled: October 10, 2013Date of Patent: November 21, 2017Assignee: TORAY INDUSTRIES, INC.Inventors: Shinichi Matsuki, Daisaku Tanaka, Takeshi Ikeda, Atsushi Ikeda
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Patent number: 9825240Abstract: An organic light-emitting device includes: a first electrode; a second electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the second electrode and the emission layer, wherein the hole transport region includes a first compound represented by Formula 1.Type: GrantFiled: March 10, 2015Date of Patent: November 21, 2017Assignee: Samsung Display Co., Ltd.Inventors: Myeong-Suk Kim, Hye-In Jeong, Jin-Soo Hwang, Sam-Il Kho, Seung-Gak Yang, Ja-Hyun Im, Seok-Hwan Hwang
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Patent number: 9825241Abstract: The invention provides a lighting device (1) comprising (a) a light source (10) configured to generate light source light (11), and (b) a light converter (100) configured to convert at least part of the light source light (11) into visible converter light (111), wherein the light converter (100) comprises a matrix (120) containing an organic luminescent material (140) of the perylene type. The lighting device may further comprise an inorganic luminescent material (130).Type: GrantFiled: January 26, 2014Date of Patent: November 21, 2017Assignee: PHILIPS LIGHTING HOLDING B.V.Inventors: Johan Lub, Rifat Ata Mustafa Hikmet, Ties Van Bommel
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Patent number: 9825242Abstract: Provided are a compound for an organic optoelectric device represented by Chemical Formula 1, an organic light emitting diode including the same, and a display device including the organic light emitting diode. The structure of the compound for an organic optoelectric device represented by Chemical Formula 1 is described in the specification. The compound for an organic photoelectric device provides an organic light emitting diode having excellent electrochemical and thermal stability and improved life-span characteristics, and high luminous efficiency at a low driving voltage, and the compound for an organic photoelectric device may be appropriate for a solution process.Type: GrantFiled: August 12, 2013Date of Patent: November 21, 2017Assignee: Cheil Industries, Inc.Inventors: Dong-Min Kang, Hyun-Jung Kim, Chang-Ju Shin, Jong-Woo Won, Nam-Heon Lee, Soo-Young Jeong, Woo-Seok Jeong, Ho-Kuk Jung, Mi-Young Chae
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Patent number: 9825243Abstract: Described herein are devices and methods related to fabrication of organic electroluminescent devices and related components. In certain embodiments, devices and methods for fabricating OLED panels on substrates with non-uniform reflection or un-even surfaces require that the non-uniform features are arranged in a way such that they are not presented in the region where photolithography features are needed. In certain embodiments, where precision processing such as photolithography features are needed, the substrate is designed to be flat.Type: GrantFiled: August 13, 2015Date of Patent: November 21, 2017Assignee: UDC Ireland LimitedInventors: Ruiqing Ma, Zhaoqun Zhou, Kamala Rajan
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Patent number: 9825244Abstract: Provided is an organic light-emitting device including a first electrode, a second electrode disposed opposite to the first electrode, an emission layer disposed between the first electrode and the second electrode, and an electron-transporting layer disposed between the emission layer and the second electrode. The electron-transporting layer includes a first electron-transporting material and a second electron-transporting material. The lowest unoccupied molecular orbital (LUMO) energy level of the first electron-transporting material (EL1) and the lowest unoccupied molecular orbital (LUMO) energy level of the second electron-transporting material (EL2) satisfy the equation 0.1 eV?|EL1?EL2|?0.3 eV.Type: GrantFiled: June 29, 2016Date of Patent: November 21, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Se-Jin Cho, Chang-Ho Lee, Dae-Yup Shin, Young-Mok Son, Il-Soo Oh, Hee-Joo Ko, Jin-Young Yun, Bo-Ra Lee, Yeon-Woo Lee, Beom-Joon Kim, Pyung-Eun Jeon, Hyun-Ju Choi, Chang-Min Lee
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Patent number: 9825245Abstract: An organic light emitting diode and an organic light emitting display apparatus using the organic light emitting diode are provided. The organic light emitting diode includes a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode to emit white light, and the organic layer is configured to emit white light in which an X-axis coordinate value in a color coordinate system is equal to or greater than 0.29, a Y-axis coordinate value in the color coordinate system is in a range of 0.32 to 0.45, and the Y-axis coordinate value in the color coordinate system is equal to or greater than the X-axis coordinate value in the color coordinate system.Type: GrantFiled: October 16, 2015Date of Patent: November 21, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Youn Seok Kam, Chang Wook Han, Jae Man Lee, Se Ung Kim
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Patent number: 9825246Abstract: Various embodiments may relate to a process for producing an optoelectronic component. In the process, a carrier is provided. A first electrode is formed upon the carrier. An optically functional layer structure is formed upon the first electrode. A second electrode is formed upon the optically functional layer structure. At least one of the two electrodes is formed by disposing electrically conductive nanowires on a surface on which the corresponding electrode is to be formed, and by heating the nanowires in such a way that they plastically deform.Type: GrantFiled: May 20, 2014Date of Patent: November 21, 2017Assignee: OSRAM OLED GmbHInventors: Silke Scharner, Thomas Wehlus
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Patent number: 9825247Abstract: In various embodiments, an optoelectronic component is provided. The optoelectronic component may include a first electrode having a first electrically conductive substance, a second electrode having a second electrically conductive substance, and at least one active substance. The active substance is formed within a current path of the first electrode and/or the second electrode, and the active substance is set up to convert the first electrically conductive substance and/or the second electrically conductive substance to an electrically nonconductive substance or region.Type: GrantFiled: November 5, 2014Date of Patent: November 21, 2017Assignee: OSRAM OLED GmbHInventors: Michael Popp, Dieter Musa
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Patent number: 9825248Abstract: An optical device (10) includes a joining structure in which a first conductive film (110) and a second conductive film (130) are joined to each other. The first conductive film (110) that constitutes the joining structure is constituted by a conductive material. The second conductive film (130) that constitutes the joining structure is constituted by a metal material. A part of the second conductive film (130) comes into contact with the first conductive film (110). A plurality of concave portions are provided in a contact surface of the second conductive film (130) which comes into contact with the first conductive film (110). The contact surface has a surface roughness greater than a surface roughness of a non-contact surface of the second conductive film (130) which does not come into contact with the first conductive film (110).Type: GrantFiled: March 25, 2014Date of Patent: November 21, 2017Assignees: PIONEER CORPORATION, TOHOKU PIONEER CORPORATIONInventors: Yuji Saito, Masanobu Akagi, Kenichi Okuyama, Hiroki Tan, Kunihiko Shirahata
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Patent number: 9825249Abstract: Disclosed is an organic light emitting device (OLED) that may include a first electrode including at least two conductive units, each of the at least two conductive units connected to a conductive connector of the first electrode; a second electrode facing the first electrode; a current carrying electrode electrically connected to the at least two conductive units, wherein the current carrying electrode includes a current carrying portion of the first electrode connected to the conductive connector of each of the at least two conductive units or an auxiliary electrode formed of a material different from that of the first electrode; and an organic layer between the first electrode and the second electrode; wherein the conductive connector includes an area in which a length of a direction, in which a current substantially flows, is at least ten times longer than a width of a direction vertical to the length of the direction, and wherein a resistance of the conductive connector is 400? or more and 300,000? or leType: GrantFiled: September 17, 2015Date of Patent: November 21, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Yeon Keun Lee, Sang Jun Park, Yongnam Kim
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Patent number: 9825250Abstract: An organic EL element includes: a first electrode that is a metal layer; a transparent conductive layer containing indium zinc oxide; and a light-emitting layer, wherein the first electrode, the transparent conductive layer, and the light-emitting layer are stacked, and a ratio of zinc to indium in a vicinity of an interface of the transparent conductive layer is lower than or equal to 0.25, the interface being closer to the light-emitting layer.Type: GrantFiled: June 30, 2014Date of Patent: November 21, 2017Assignee: JOLED INC.Inventors: Kazuhiro Yokota, Yuuki Abe, Yasuharu Shinokawa, Kosuke Mishima
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Patent number: 9825251Abstract: A display apparatus comprises a substrate, an encapsulation panel opposing the substrate, a display unit disposed between the substrate and the encapsulation panel and a seal portion bonding the substrate and the encapsulation panel and surrounding the display unit. The seal portion comprises a first surface facing the substrate and a second surface facing the encapsulation panel. The seal portion has a first thickness that is a distance between the first surface and the second surface measured at a first point and a second thickness that is a distance between the first surface and the second surface measured at a second point. A first virtual line passing a center point of the display area and the first point is substantially perpendicular to a second virtual line passing the center point and the second point. The first thickness is substantially different from the second thickness.Type: GrantFiled: July 6, 2015Date of Patent: November 21, 2017Assignee: Samsung Display Co., Ltd.Inventors: Sangmin Hong, Jungi Youn, Goeun Lee
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Patent number: 9825252Abstract: An organic light-emitting display apparatus includes a lower substrate having a display area and a peripheral area around the display area; an upper substrate facing the lower substrate; a display unit at the display area of the lower substrate; a sealing member at the peripheral area of the lower substrate and configured to bond the lower substrate to the upper substrate; and a first metal layer between the lower substrate and the sealing member and having a plurality of first through portions extending in a first direction.Type: GrantFiled: January 22, 2016Date of Patent: November 21, 2017Assignee: Samsung Display Co., Ltd.Inventor: Joonyung Jang
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Patent number: 9825253Abstract: An organic light-emitting apparatus includes a lower substrate comprising a display area and a peripheral area around the display area; a first insulating layer on the display area and the peripheral area of the lower substrate, wherein a plurality of penetration holes are formed in the first insulating layer in the peripheral area; an upper substrate on the lower substrate; and a sealant in the plurality of penetration holes bonding the lower substrate to the upper substrate.Type: GrantFiled: June 23, 2014Date of Patent: November 21, 2017Assignee: Samsung Display Co., Ltd.Inventors: Sung-Ho Cho, Hyun-Young Kim, Il-Ryong Cho
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Patent number: 9825254Abstract: The present disclosure provides an encapsulation structure, a method for encapsulating an OLED device, and a flexible display device. The encapsulation structure includes: a flexible substrate; an OLED device arranged on the flexible substrate; a thin film encapsulation layer covering the OLED device and including a plurality of first inorganic films and a plurality of organic polymer films arranged alternately; and a second inorganic film having a nanowire structure and covering the thin film encapsulation layer.Type: GrantFiled: May 11, 2016Date of Patent: November 21, 2017Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Youwei Wang, Peng Cai, Zhihui Xiao
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Patent number: 9825255Abstract: An organic light emitting display apparatus includes a substrate, a display unit on the substrate, and a thin-film encapsulation layer for sealing the display unit, the thin-film encapsulation layer including a first organic film, a first inorganic film covering the first organic film, and an interlayer disposed at a lower surface of the first organic film, the interlayer defining an area where the first organic film is formed, an area of the interlayer being the same as the area of the first organic film.Type: GrantFiled: September 29, 2016Date of Patent: November 21, 2017Assignee: Samsung Display Co., Ltd.Inventor: Jae-Ho Lee
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Patent number: 9825256Abstract: The present invention relates to the field of display technology, and particularly to a display panel and a display device comprising the display panel. The display panel comprises a substrate, which is divided into a plurality of sub-pixel areas, each of which comprises a thin film transistor and an organic light-emitting diode device provided above the thin film transistor, wherein, a pixel define layer and a conductive layer are provided above the thin film transistor and below the organic light-emitting diode device, the pixel define layer is used for defining a light-transmissive region and a non-light-transmissive region of the sub-pixel area, an upper surface of the conductive layer and an upper surface of the pixel define layer are in the same plane, and the conductive layer is electrically connected to a drain of the thin film transistor.Type: GrantFiled: May 27, 2014Date of Patent: November 21, 2017Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yonglian Qi, Shi Shu
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Patent number: 9825257Abstract: A light extraction substrate for an organic light-emitting device (OLED) which can improve the brightness of a display or an illumination system to which an OLED is applied by improving light extraction efficiency and a method of manufacturing the same. The light extraction substrate for an OLED includes an oxide or nitride thin film formed on a substrate body. The oxide or nitride thin film includes a base layer formed on the substrate body, a first texture formed on the base layer, the first texture having a plurality of first protrusions which protrude continuously or discontinuously from the base layer, and a second texture having a plurality of second protrusions which protrude continuously or discontinuously from each outer surface of the first protrusions.Type: GrantFiled: June 11, 2013Date of Patent: November 21, 2017Assignee: Corning Precision Materials Co., Ltd.Inventors: June Hyoung Park, Young Zo Yoo, Tae Jung Park, Seo Hyun Kim, Il Hee Baek, Gun Sang Yoon, Eun Ho Choi
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Patent number: 9825258Abstract: A layered structure for an organic light-emitting diode (OLED) device, the layered structure including a light-transmissive substrate and an internal extraction layer formed on one side of the light-transmissive substrate, in which the internal extraction layer includes (1) a scattering area containing scattering elements composed of solid particles and pores, the solid particles having a density that decreases as it goes away from the interface with the light-transmissive substrate, and the pores having a density that increases as it goes away from the interface with the light-transmissive substrate, and (2) a free area where no scattering elements are present, formed from the surface of the internal extraction layer, which is opposite to the interface, to a predetermined depth.Type: GrantFiled: June 14, 2013Date of Patent: November 21, 2017Assignee: SAINT-GOBAIN GLASS FRANCEInventors: Young Seong Lee, Jin Woo Han, Ji Woong Baek
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Patent number: 9825259Abstract: An organic light emitting diode display device, including a flexible substrate; pixels on the flexible substrate, the pixels including an organic emission layer; a pixel definition layer between the pixels, the pixel definition layer including openings; an encapsulation layer covering the pixels; and a conductive light shielding member on the encapsulation layer, the conductive light shielding member not overlapped with the pixels, and overlapped with the pixel definition layer.Type: GrantFiled: July 22, 2015Date of Patent: November 21, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seong Min Wang, Jung Gun Nam, Byeong Hoon Cho, Mu Gyeom Kim
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Patent number: 9825260Abstract: A novel emissive display assembly incorporates a photo-switchable polarizer that is switchable between an active, polarizing, state and an inactive, non-polarizing, state depending on the predetermined level of intensity of UV light in the ambient light and enhance the viewable quality of the emissive display by minimizing or eliminating UV light reflection on the emissive display.Type: GrantFiled: August 10, 2016Date of Patent: November 21, 2017Assignee: Universal Display CorporationInventor: Raymond Kwong
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Patent number: 9825261Abstract: The present teachings relate to an organic electroluminescent transistor with improved light-emission characteristics. More specifically, the present organic electroluminescent transistor has an emissive ambipolar channel including at least one layer of an n-type semiconductor material, at least one layer of a p-type semiconductor material, and at least one layer of an emissive material arranged between the layers of the p-type and n-type semiconductor materials, with the n-type semiconductor material comprising an electron-transporting compound represented by formula (N-1): where X, Ar, Ar?, R1, R2, m and m? are as defined herein.Type: GrantFiled: January 24, 2017Date of Patent: November 21, 2017Assignees: Flexterra, Inc., E.T.C. S.R.L.Inventors: Antonio Facchetti, Hakan Usta, Mitchell Denti, Viviana Biondo, Caterina Soldano, Michele Muccini
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Patent number: 9825262Abstract: Disclosed is an organic light emitting display apparatus in which an anode electrode, an organic emission layer, a cathode electrode, and an auxiliary electrode connected to the cathode electrode and disposed on the same layer as that of the anode electrode are disposed in an active area of the substrate, a signal pad and a pad electrode connected to the signal pad and covering a top of the signal pad are disposed in a pad area of the substrate, and a top of the pad electrode has lower oxidation rate than the top of the signal pad.Type: GrantFiled: November 8, 2016Date of Patent: November 21, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Joon Suk Lee, Se June Kim, So Jung Lee, Jin-Hee Jang, Jong Hyeok Im, Jae Sung Lee
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Patent number: 9825263Abstract: [Object] To prevent elements in a pack main body and an electronic apparatus from malfunctioning even if the pack main body having an outer shape line-symmetric in up and down directions and left- and right-hand directions is incorrectly attached. [Solving Means] There are provided a pack main body 11 installing the battery cell 29 and a terminal portion 12 constituted of a plus terminal 12a, a minus terminal 12b, and a control terminal 12c that are provided on a front surface 11c of the pack main body 11. The plus terminal 12a, the minus terminal 12b, and the control terminal 12c are provided so as to be deviated to one end portion 11f in a width direction of the front surface 11c and arranged in an order of the plus terminal 12a, the control terminal 12c, and the minus terminal 12b.Type: GrantFiled: October 21, 2016Date of Patent: November 21, 2017Assignee: Sony CorporationInventors: Shoji Tatehata, Hideyuki Suzuki
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Patent number: 9825264Abstract: A an electricity storage device according to the present invention including an electricity storage device packaging material, in the electricity storage device packaging material, from an outer layer thereof, at least an outer layer side resin film layer, an outer layer side adhesive layer, a metal foil layer, an inner layer side adhesive layer, and a heat seal layer being stacked, in which the inner layer side adhesive layer is a layer for bonding the metal foil layer with the heat seal layer, and is a layer obtained by performing a curing process for an adhesive compound including: a polyolefin resin (A) including a carboxyl group or an acid anhydride group; and an epoxy compound (B) including at least two epoxy groups and including at least one of an aromatic amino group and a heterocycle including a nitrogen atom as a heteroatom.Type: GrantFiled: July 30, 2015Date of Patent: November 21, 2017Assignees: Toyo Ink SC Holding Co., Ltd., Toyo-Morton, Ltd., Toyochem Co., Ltd.Inventors: Atsushi Nakazato, Masayuki Horiguchi, Satoko Niwa
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Patent number: 9825265Abstract: Provided herein are energy storage devices. In some cases, the energy storage devices are capable of being transported on a vehicle and storing a large amount of energy. An energy storage device is provided comprising at least one liquid metal electrode, an energy storage capacity of at least about 1 MWh and a response time less than or equal to about 100 milliseconds (ms).Type: GrantFiled: April 16, 2015Date of Patent: November 21, 2017Assignee: AMBRI INC.Inventors: David J. Bradwell, Hari Nayar
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Patent number: 9825266Abstract: A battery pack includes at least one battery module, a housing accommodating the at least one battery module therein, a controller to control the at least one battery module, a partition positioned between the controller and the at least one battery module, and a connector at least partially passing through the partition, the connector electrically connecting the at least one battery module with the controller.Type: GrantFiled: February 10, 2015Date of Patent: November 21, 2017Assignee: SAMSUNG SDI CO., LTD.Inventor: Jang-Gun Ahn
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Patent number: 9825267Abstract: Disclosed is a method for producing a lithium secondary battery including forming an electrode assembly using a cathode, an anode and a separator, introducing the electrode assembly into a battery case, injecting an electrolyte into the battery case, and sealing the battery case, wherein, during assembly of the electrode assembly, insulating particles are dispersed on part of the surface of the separator, or at least one of the cathode and the anode contacting the separator. The step of dispersing insulating particles on the part of the surface of the separator or at least one of the cathode and the anode contacting the separator during battery assembly can considerably reduce short-circuits in a lithium secondary battery caused by intrinsic and extrinsic factors and thus low-voltage defects, and thereby significantly improve yield of a lithium secondary battery.Type: GrantFiled: May 4, 2007Date of Patent: November 21, 2017Assignee: LG Chem, Ltd.Inventors: Sun-Kyu Kim, Seung-Don Choi, Hong-Kyu Park
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Patent number: 9825268Abstract: The separator of a nonaqueous electrolyte secondary battery is characterized by having a composite nanofiber fiber which is a nanosize fiber that contains two or more kinds of aqueous resins whose melting points are different.Type: GrantFiled: January 25, 2013Date of Patent: November 21, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Masateru Mikami, Toshifumi Nagino, Takao Kuromiya
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Patent number: 9825269Abstract: A method for manufacturing a polyolefin separator, including forming a sheet including a polyolefin resin and a plasticizer; stretching the sheet E1 times in a longitudinal direction at a temperature of T1, followed by stretching the sheet E2 times in a transverse direction at a temperature of T2, wherein T1<115° C., T2<115° C., and T2?T1, and E1×E2=55 to 80, E1?7, and E2?7; and extracting the plasticizer from the stretched sheet.Type: GrantFiled: December 22, 2014Date of Patent: November 21, 2017Assignee: SAMSUNG SDI CO., LTD.Inventors: Kee Wook Kim, Sang Ho Lee, Yong Bae Lee, Jung Seong Lee, Jung Sue Jang, Jae Hyun Cho, Dae Hyun Hong
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Patent number: 9825270Abstract: A separator for a lithium battery includes a porous coating layer disposed on a surface of a porous base, and a first adhesive layer including a plurality of dots disposed at intervals at a surface of the porous coating layer, the plurality of dots of the first adhesive layer penetrating through the porous coating layer to be on the surface of the porous base.Type: GrantFiled: September 18, 2014Date of Patent: November 21, 2017Assignee: Samsung SDI Co., Ltd.Inventors: Jung-Jin Moon, Chan-Jung Kim, Ihn Kim, Yun-Kyung Jo, Young-Su Kim, Na-Rae Park, Suk-Jung Son
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Patent number: 9825271Abstract: Disclosed is a separator for an electrochemical device including a porous polymer film, and a porous coating layer including at least one type of particles of inorganic particles and organic particles and binder polymer, the porous coating layer formed on one surface or both surfaces of the porous polymer film, wherein the porous polymer film has a structure in which multiple fibrils arranged parallel to the surface of the film are stacked in layers, and a diameter of the fibril disposed at the side of one surface of the film where the porous coating layer is formed is smaller than a diameter of the fibril disposed at a central part in a thickness-wise direction of the film, and an electrochemical device comprising the same.Type: GrantFiled: November 4, 2014Date of Patent: November 21, 2017Assignee: LG CHEM, LTD.Inventors: Kyung-Hwan Yoon, Bi-Oh Ryu, Sung-Jae Han, Heon-Sik Song, Hyun-Ah Park
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Patent number: 9825272Abstract: Provided is a wiring module configured to be attached to a power storage device group in which a plurality of power storage devices are lined up, the wiring module including a voltage detection wire to be connected to at least one of the plurality of power storage devices. An insulation protector is configured with an engagement receiving portion. A detection wire cover covers the voltage detection wire and includes a cover engagement portion that engages with the engagement receiving portion. A cover support portion is formed in the insulation protector, the cover support portion abutting against the detection wire cover from a direction opposite to a disengagement direction in which the engagement portion and the engagement receiving portion disengage from each other, when a force is applied to the detection wire cover in the disengagement direction.Type: GrantFiled: June 2, 2014Date of Patent: November 21, 2017Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventors: Masaru Shitamichi, Yoshinao Kobayashi
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Patent number: 9825273Abstract: A battery module may include a housing, a plurality of battery cells disposed in the housing, a battery terminal extending from the battery module for coupling the battery module with electrical components in the vehicle, and a contactor. A voltage supplied to a relay coil in the contactor may generate a magnetic field to actuate a contactor switch. The battery module may also include a printed circuit board (PCB) disposed in the housing. The PCB may include a relay control circuit configured to control a current flowing across the relay coil, and the relay control circuit may operate in a pull-in mode to transition the contactor switch into a closed position and in a hold mode to maintain the contactor switch in the closed position.Type: GrantFiled: March 31, 2014Date of Patent: November 21, 2017Assignee: Johnson Controls Technology CompanyInventor: Ronald J. Dulle
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Patent number: 9825274Abstract: An electrode assembly and a rechargeable battery having electrode tab are disclosed. In one aspect, the electrode assembly includes a first electrode and a second electrode which are wound with a separator placed therebetween The first electrode includes a first coated portion coated with an active material and a plurality of first electrode tabs T1?Tn protruding outwardly from the first coated portion, wherein n is a natural number greater than 1. The first electrode, when spread in a plane form, includes first to nth portions on which the first electrode tabs T1?Tn are respectively formed, wherein the first and nth portions of the first electrode respectively define the innermost and outermost portions thereof. Each of the first electrode tabs T1?Tn includes at least one tab, and wherein the number of the first electrode tab Tn is different from the number of each of the first electrode tabs T1?Tn?1.Type: GrantFiled: December 15, 2015Date of Patent: November 21, 2017Assignee: Samsung SDI Co., Ltd.Inventors: Yu-Na Kim, Jang-Ho Yoon
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Patent number: 9825275Abstract: Provided are a bi-cell for a secondary battery having improved stability which may reduce shrinkage of a separator, and a method of preparing the bi-cell. The bi-cell for a secondary battery having improved stability according to an exemplary embodiment of the present invention is characterized in that a cathode and an anode are alternatingly disposed in a state in which the cathode has one more layer than the anode or the anode has one more layer than the cathode, separators having a bigger size than the cathode and the anode and insulating the cathode and the anode are disposed between the cathode and the anode, and edges of an upper separator and edges of a lower separator, which face to each other having the cathode and the anode disposed therebetween, are attached to each other to form fused portions.Type: GrantFiled: August 25, 2014Date of Patent: November 21, 2017Assignee: LG CHEM, LTD.Inventors: Jung Han Kim, Min Su Kim
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Patent number: 9825276Abstract: A battery pack includes a plurality of unit batteries arranged side by side in a first direction, each unit battery including a can accommodating an opening including an electrode assembly having a first electrode plate, a second electrode plate, and a separator between the electrode plates, and a cap plate sealing the opening. The plurality of unit batteries may be arranged side by side in the first direction with all the cap plates exposed in the same direction. The battery pack may further include a protection circuit module adjacent to the cap plate with a circuit board extending in the first direction and a protection device coupled to it, wherein each unit battery further includes a first terminal on a first area of the cap plate and a second terminal on a second area of the cap plate, each coupled to the unit battery and the protection circuit module.Type: GrantFiled: July 10, 2014Date of Patent: November 21, 2017Assignee: Samsung SDI Co., Ltd.Inventors: Byung-Kook Ahn, Dae-Yon Moon
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Patent number: 9825277Abstract: A rechargeable battery includes a case; an electrode assembly accommodating the case; a cap plate sealing an opening of the case; terminals electrically coupled to the electrode assembly and penetrating the cap plate; terminal plates on the cap plate and coupled to a respective one of the terminals; and a connecting member including a sinuous body located between the cap plate and the terminal plate to electrically couple the cap plate and the terminal plate.Type: GrantFiled: June 2, 2015Date of Patent: November 21, 2017Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Won Byun, Won-Jun Lee, Hong-Hyeon Lee, Jae-Kyung Kim, In Kim
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Patent number: 9825278Abstract: A high voltage battery for vehicles includes an anode tab that is divided into a first part placed near a battery cell and a second part placed near a terminal. A first part extension extends from the first part and is fixed to a lower pouch. A second part extension extends from the second part, comes into contact with the first part extension, and is fixed at an upper end thereof to an upper pouch. An cathode extension extends from a cathode tab and is spaced apart from the upper end of the second part extension. A cushion is interposed between the second part extension and the cathode extension, with a reference level of pressure formed in the cushion.Type: GrantFiled: July 2, 2014Date of Patent: November 21, 2017Assignee: HYUNDAI MOTOR COMPANYInventors: Hong Seok Min, Seung Ho Ahn, Sung Min Choi
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Patent number: 9825279Abstract: Provided is a powder supply device for a secondary battery which can always supply a fixed amount of powder with high accuracy without being influenced by a state of the powder. In addition, provided is an apparatus for manufacturing an electrode body, which includes the powder supply device and can efficiently manufacture an electrode body. The powder supply device includes a rotor which makes powder fall into an opening, and a mesh body which covers the lower end of the opening. Uneven portions or projecting portions are formed on the outer circumferential surface of the rotor. The rotor is rotatably supported in a storing portion. The gap is formed between the outer circumferential surface of the rotor and the inner surface of the storing portion so that they are spaced apart. The mesh body is arranged away from the outer circumferential surface of the rotor.Type: GrantFiled: September 24, 2013Date of Patent: November 21, 2017Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, Zeon CorporationInventors: Eiji Orisaka, Yasuhiro Sakashita, Ryo Nakatani, Naohiro Hasama, Yuji Shibata
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Patent number: 9825280Abstract: An electrochemical cell includes an anode, a semi-solid cathode, and a separator disposed therebetween. The semi-solid cathode includes a porous current collector and a suspension of an active material and a conductive material disposed in a non-aqueous liquid electrolyte. The porous current collector is at least partially disposed within the suspension such that the suspension substantially encapsulates the porous current collector.Type: GrantFiled: September 7, 2012Date of Patent: November 21, 2017Assignee: 24M Technologies, Inc.Inventors: Yet-Ming Chiang, William Craig Carter, James C. Cross, III, Ricardo Bazzarella, Naoki Ota
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Patent number: 9825281Abstract: A lithium secondary battery is produced by employing a charging method where a positive electrode upon charging has a maximum achieved potential of 4.3 V (vs. Li/Li+) or lower. The lithium secondary battery contains an active material including a solid solution of a lithium transition metal composite oxide having an ?-NaFeO2-type crystal structure. The solid solution has a diffraction peak observed near 20 to 30° in X-ray diffractometry using CuK? radiation for a monoclinic Li[Li1/3Mn2/3]O2-type before charge-discharge. The lithium secondary battery is charged to reach at least a region with substantially flat fluctuation of potential appearing in a positive electrode potential region exceeding 4.3 V (vs. Li/Li+) and 4.8 V (vs. Li/Li+) or lower. A dischargeable electric quantity in a potential region of 4.3 V (vs. Li/Li+) or lower is 177 mAh/g or higher.Type: GrantFiled: September 27, 2012Date of Patent: November 21, 2017Assignee: GS YUSA INTERNATIONAL LTD.Inventors: Daisuke Endo, Miki Yasutomi, Yoshihiro Katayama, Toshiyuki Nukuda