Patents Assigned to Samsung SDI Co., Ltd of
  • Patent number: 11967737
    Abstract: A busbar for a battery module is provided. The battery module includes a plurality of aligned battery cells, and the busbar includes: a busbar body portion extending in an extension direction and a plurality of legs extending from the busbar body portion in a direction non-parallel to the extension direction of the busbar body portion. The busbar body portion have a length to connect cell terminals of a plurality of the battery cells of the battery module, and the legs are configured to electrically connect the busbar body portion and the cell terminals of the battery cells of the battery module to each other.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: April 23, 2024
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Martin Weinberger, Martin Kraker, Matic Blaznik, Jörg Killmann
  • Patent number: 11958998
    Abstract: A composition including a plurality of quantum dots; a binder polymer; a thiol compound having at least two thiol groups; a polyvalent metal compound; a polymerizable monomer having a carbon-carbon double bond; a photoinitiator; and a solvent.
    Type: Grant
    Filed: May 5, 2021
    Date of Patent: April 16, 2024
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG DISPLAY CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Ha Il Kwon, Tae Gon Kim, Shang Hyeun Park, Eun Joo Jang, Shin Ae Jun, Garam Park
  • Patent number: 11962040
    Abstract: A battery pack includes a first cell, a second cell, and a third cell arranged along a first axis, the first cell including first tabs extending toward the second cell, the second cell including second tabs extending toward the first cell, and the third cell including third tabs extending toward the second cell, a first circuit body between the first cell and the second cell, a second circuit body between the second cell and the third cell, and a third circuit body connecting the first circuit body and the second circuit body, wherein at least one of the first through third circuit bodies includes a rigid circuit board, and at least another one of the first through third circuit bodies includes a flexible circuit board.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Hanjun Wang, Chanwoo Kang
  • Patent number: 11958993
    Abstract: Disclosed herein are an adhesive protective film, an optical member including the same, and an optical display including the same. An adhesive protective film is formed of a composition including a (meth)acrylic binder derived from a monomer mixture including: an alkyl group-containing (meth)acrylic monomer; and at least one selected from among a hydroxyl group-containing (meth)acrylic monomer, a carboxyl group-containing (meth)acrylic monomer, and a polysiloxane (meth)acrylate, the adhesive protective film having an initial peel strength of about 100 gf/inch or less and a peel strength decrease rate of about 50% or less, as calculated according to Equation 1.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: April 16, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Irina Nam, Tae Ji Kim, Won Kim, Il Jin Kim, Jung Hyo Lee, Oh Hyeon Hwang
  • Patent number: 11955632
    Abstract: The application relates to a positive active material precursor including a transition metal composite oxide precursor. The transition metal composite oxide precursor exhibits a peak full width at half maximum of a (200) plane (2?=about 42° to about 44°) in X-ray diffraction analysis in a range of about 0.3° to about 0.5°. The application also relates to a positive active material using the precursor, a method of preparing the same, and a positive electrode and a rechargeable lithium battery including the same.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Jinhwa Kim, Minhan Kim, Donggyu Chang, Jihyun Seog, Yuntaek Oh, Jungwoo Son
  • Patent number: 11955601
    Abstract: A sulfide solid electrolyte for all-solid secondary batteries, a method of preparing the same, and an all-solid secondary battery, the sulfide solid electrolyte including lithium, phosphorus, sulfur, and a halogen, wherein: the sulfide solid electrolyte has an argyrodite-type crystal structure, a ratio (I(29.0)/I(30.0) ratio) of a peak intensity at a 2? of 29±0.1° to a peak intensity at a 2? of 30±0.1° is 0.06 or less, the peak intensities being obtained by X-ray diffraction analysis of the sulfide solid electrolyte, and a ratio (I(27.1)/I(30.0) ratio) of a peak intensity at a 2? of 27.1±0.1° to a peak intensity at a 2? of 30±0.1° is 0.06 or less, the peak intensities being obtained by X-ray diffraction analysis of the sulfide solid electrolyte.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: April 9, 2024
    Assignees: SAMSUNG SDI CO., LTD., INDUSTRY-ACADEMIA COOPERATION GROUP OF SEJONG UNIVERSITY
    Inventors: Dongrak Sohn, Minsang Song, Jungmin Han, Younggyoon Ryu, Kyulin Lee, Jeongdoo Yi, Sangil Han, Keesun Sohn, Sunggeun Shim, Jinhee Lee
  • Patent number: 11955660
    Abstract: This application relates to a separator for a lithium secondary battery, a method for manufacturing a separator for a lithium secondary battery, and a lithium secondary battery including same. The separator includes a porous substrate, a heat resistant layer positioned on at least one surface of the porous substrate and including inorganic particles, and a first adhesive layer positioned on the heat resistant layer and including a first organic polymer. The heat resistant layer includes the inorganic particles of 90 wt % to 99 wt % on the basis of total weight, the thickness of the heat resistant layer is 3.5 ?m to 7 ?m, and the thickness of the first adhesive layer is 0.5 ?m to 3.0 ?m.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: April 9, 2024
    Assignees: SAMSUNG SDI CO., LTD., SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jungsue Jang, Byungmin Lee, Hana Kim, Myungkook Park, Seung Rim Yang, Bokyung Jung, Minho Cho
  • Patent number: 11955631
    Abstract: A composite cathode active material, a cathode and a lithium battery each including the composite cathode active material, and a method of manufacturing the composite cathode active material. The composite cathode active material includes a core including a plurality of primary particles, and a shell disposed on the core, wherein a primary particle of the plurality of primary particles includes a lithium nickel transition metal oxide, the shell includes a first composition and a second composition, wherein the first composition contains a first metal and the second composition contains a second metal, wherein the first metal includes a metal of Groups 2, 4, 5, and 7 to 15, the second metal includes a metal of Group 3, and the first composition includes a first phase and the second composition includes a second phase that is distinguishable from the first phase.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: April 9, 2024
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI.CO., LTD.
    Inventors: Dongwook Shin, Sukgi Hong, Jinhwan Park, Byungjin Choi
  • Patent number: 11949084
    Abstract: The present invention relates to a battery pack including a frame profile with integral coolant circuit elements. The battery pack includes one or more battery modules, each comprising a plurality of secondary battery cells, a framework comprising a first frame profile and a second frame profile opposite to the first frame profile, and a liquid cooling circuit comprising one or more cooling plates being in thermal contact with the battery module.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: April 2, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ralph Wünsche, Rainer Retter, Miran Kojc, Thomas Hoermann, Matthias Pucher, Mario Marcovic, Volker Matl
  • Patent number: 11945763
    Abstract: A compound represented by a specific chemical formula, a core including the compound represented by the specific chemical formula, and a core-shell dye including a shell surrounding the core, a photosensitive resin composition including the compound represented by the specific chemical formula, and a color filter manufactured using the photosensitive resin composition are disclosed.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: April 2, 2024
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Euisoo Jeong, Chaewon Pak, Hyewon Seo, Myoungyoup Shin, Sunwoong Shin, Kyubuem Choi, Gyuseok Han
  • Patent number: 11949098
    Abstract: A positive active material for a rechargeable lithium battery includes: a core having a layered structure; and a surface layer on at least one portion of the surface of the core and including an oxide, wherein the oxide includes at least one first element and at least one second element each selected from Ti, Zr, F, Mg, Al, P, and a combination thereof, the first element and the second element being different from one another, the first element included in the positive active material in an amount of about 0.01 mol % to about 0.2 mol % based on a total weight of the positive active material, and the second element included in the positive active material in an amount of about 0.02 mol % to about 0.5 mol % based on a total weight of the positive active material. A rechargeable lithium battery includes the positive active material.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: April 2, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Yongmok Cho, Young-Hun Lee, Hyunjei Chung
  • Patent number: 11949268
    Abstract: Provided is a method of controlling a battery pack, and a battery pack controlled by the method. A battery pack includes a plurality of slave battery modules, each of the slave battery modules including a battery that includes at least one battery cell and a slave controller that is configured to control charge and discharge of the battery, a master battery module including a master controller that is configured to control the slave controller, and a communication cable having formed thereon a first port to which the master controller is connected and a plurality of second ports to which the slave controller is connected. The first port includes an identification terminal configured to output an identification signal which is an electrical signal corresponding to the number of the second ports. A method of controlling the battery pack is provided.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: April 2, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Youngjin Lee, Jaeseung Kim, Gilchoun Yeom, Kwanil Oh, Hyeoncheol Jeong, Seunglim Choi
  • Patent number: 11949077
    Abstract: Provided is a battery module. The battery module includes a first cooling tube, a second cooling tube connected to the first cooling tube and arranged on a different plane than the first cooling tube, and a branching portion connecting the first cooling tube to the second cooling tube, wherein the branching portion includes a lower connection tube connected to the first cooling tube, an upper connection tube connected to the second cooling tube, and a connection member into which one of the lower connection tube and the upper connection tube is inserted, the connection member being inserted into the other of the lower connection tube and the upper connection tube.
    Type: Grant
    Filed: April 13, 2017
    Date of Patent: April 2, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Juyong Park, Heonhee Kim, Dongjin Park
  • Patent number: 11945199
    Abstract: Disclosed are a laminated film including a light transmitting substrate; a hard coating layer; and an optical enhancement layer disposed between the light transmitting substrate and the hard coating layer or at a position facing the hard coating layer with the light transmitting substrate therebetween, wherein the light transmitting substrate includes a polyimide, a poly(amide-imide) copolymer, or a combination thereof, and the optical enhancement layer includes a copolymer comprising a polyimide, and a display device including the laminated film.
    Type: Grant
    Filed: February 1, 2023
    Date of Patent: April 2, 2024
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Hyunjeong Jeon, A Ra Jo, Jungha Chae, Sun Jin Song, Boreum Jeong
  • Patent number: 11932661
    Abstract: A composition for an organic photoelectronic device, an organic photoelectronic device, and a display device, the composition comprising a first compound represented by Chemical Formula 1, and a second compound represented by Chemical Formula 2:
    Type: Grant
    Filed: March 17, 2021
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Byungku Kim, Junmo Park, Min Seok Seo, Namheon Lee, Mijin Lee, Kipo Jang, Sung-Hyun Jung, Eunjeong Choi
  • Patent number: 11932715
    Abstract: A hardmask composition and a method of forming patterns using the hardmask composition, the composition including a polymer including a moiety derived from a compound represented by Chemical Formula 1; and a solvent:
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Donghoon Won, Yongsik Yoo, Hyunsoo Lee, Seil Choi, Huiseon Choe
  • Patent number: 11936001
    Abstract: An additive for a lithium secondary battery includes a compound represented by Formula 1 below, where R1 to R4 are as defined in the disclosure. An electrolyte for a lithium secondary battery includes: a lithium salt; a non-aqueous organic solvent; and the additive. A lithium secondary battery includes: a cathode; an anode; and the electrolyte.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: March 19, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hyejin Park, Younghye Kang, Aeran Kim, Myungheui Woo, Duckjae You, Taejin Lee, Harim Lee, Jinhyeok Lim, Wonseok Cho, Hyunbong Choi
  • Patent number: 11926603
    Abstract: Disclosed are a compound represented by Chemical Formula 1, a composition comprising the same, an organic optoelectronic diode, and a display device. Chemical formula 1 is as defined in the specification.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: March 12, 2024
    Assignees: SAMSUNG SDI CO., LTD., SAMSUNG ELECTRONICS CO., LTD
    Inventors: Hanill Lee, Giwook Kang, Byungku Kim, Chang Ju Shin, Dongkyu Ryu, Eun Sun Yu, Kipo Jang
  • Patent number: 11926127
    Abstract: Disclosed is a window film for a display device including a light transmitting substrate including a polyamide including a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2, and a hard coating layer laminated on one surface of the light transmitting substrate: in Chemical Formula 1 and Chemical Formula 2, each of A1, A2, B, and D is the same as defined in the detailed description.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: March 12, 2024
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Chanjae Ahn, Sun Jin Song, Won Suk Chang, Boreum Jeong, A Ra Jo, Kyeong-Sik Ju, Sungwon Choi
  • Patent number: 11923496
    Abstract: A separator for a rechargeable lithium battery and a rechargeable lithium battery, the separator including a porous substrate; and a coating layer on at least one surface of the porous substrate, wherein the coating layer includes a binder and inorganic particles, the binder including a polyurethane and a polyvinyl alcohol, and the polyurethane and the polyvinyl alcohol are included in a weight ratio of about 5:5 to about 9:1.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: March 5, 2024
    Assignees: SAMSUNG SDI CO., LTD., SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jungsue Jang, Minho Cho, Hana Kim, Myungkook Park, Seung Rim Yang, Byungmin Lee, Bokyung Jung, Rae Sung Kim