Patents Examined by Dion R Ferguson
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Patent number: 11621126Abstract: Provided is an improved multilayered ceramic capacitor and an electronic device comprising the multilayered ceramic capacitor. The multilayer ceramic capacitor comprises first conductive plates electrically connected to first external terminations and second conductive plates electrically connected to second external terminations. The first conductive plates and second conductive plates form a capacitive couple. A ceramic portion is between the first conductive plates and said second conductive plates wherein the ceramic portion comprises paraelectric ceramic dielectric. The multilayer ceramic capacitor has a rated DC voltage and a rated AC VPP wherein the rated AC VPP is higher than the rated DC voltage.Type: GrantFiled: September 7, 2021Date of Patent: April 4, 2023Assignee: KEMET Electronics CorporationInventors: John Bultitude, Nathan A. Reed, Allen Templeton, James R. Magee, James Davis, Abhijit Gurav, Hunter Hayes, Hanzheng Guo
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Patent number: 11610735Abstract: A manufacturing method of a ceramic electronic device includes forming a multilayer structure by stacking a plurality of stack units, each of the stack units having a structure in which a pattern of metal conductive paste is provided on a dielectric green sheet including a dielectric material, the metal conductive paste including a metallic material of which a main component is Ni and a co-material of which a main component is barium titanate, the metal conductive paste of each of the stack units being alternately shifted, and firing the multilayer structure. FWHM of the metallic material)/(FWHM of the co-material) is 0.550 or less. The FWHM is of a (111) face evaluated by powder X-ray diffraction. An average particle diameter of the metallic material before the firing is 120 nm or less.Type: GrantFiled: February 16, 2021Date of Patent: March 21, 2023Assignee: TAIYO YUDEN CO., LTD.Inventor: Shohei Kitamura
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Patent number: 11610732Abstract: A multilayer capacitor includes a capacitor body including first to sixth surface, and including a plurality of dielectric layers, and first and second internal electrodes; and first and second external electrodes. The first and second internal electrodes include first and second capacitance forming portion, first and second lead-out portion extending from the first and second capacitance forming portion toward the third surface of the capacitor body and connected to the first and second external electrode, and first and second dot pattern portion formed in at least one corner of the first and second capacitance forming portion. The first dot pattern portion and the second dot pattern portion have dot patterns not overlapping each other in the first direction.Type: GrantFiled: December 8, 2021Date of Patent: March 21, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Tai Won Choi, Ki Pyo Hong, Ji Hun Lee
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Patent number: 11610737Abstract: A multilayer ceramic electronic component includes a multilayer body including layered ceramic layers and layered inner electrode layers and having a rectangular parallelepiped shape, and outer electrodes covering both end surfaces of the multilayer body and extending from both end surfaces to cover at least a portion of a first main surface of the multilayer body. The multilayer ceramic capacitor includes an insulating layer continuously extending from a ceramic layer at the first main surface of the multilayer body so as to cover end edge portions of both the outer electrodes located on the first main surface of the multilayer body, and t2>t1 is satisfied.Type: GrantFiled: February 8, 2021Date of Patent: March 21, 2023Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Shinobu Chikuma, Nobuyuki Koizumi, Akio Masunari, Yukie Watanabe
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Patent number: 11605508Abstract: The present invention relates in part to a polymer functionalized with a bio-ionic liquid to form a gel electrolyte. The gel electrolyte thus formed is biocompatible and biodegradable. In certain embodiments, the electrolyte is used for making implantable 3D printed energy storage devices.Type: GrantFiled: April 8, 2019Date of Patent: March 14, 2023Assignee: Rowan UniversityInventors: Iman Noshadi, Vaishali Krishnadoss
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Patent number: 11600446Abstract: A multilayer ceramic capacitor includes a second alloy portion including one metal element provided in a greatest amount among metal elements of an internal electrode layer, and one or more metal elements among a metal group including Sn, In, Ga, Zn, Bi, Pb, Cu, Ag, Pd, Pt, Ph, Ir, Ru, Os, Fe, V, and Y is provided between a second dielectric ceramic layer and a first internal electrode layer, and between a second dielectric ceramic layer and a second internal electrode layer, respectively.Type: GrantFiled: December 23, 2020Date of Patent: March 7, 2023Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Yuta Kurosu, Yuta Saito, Masahiro Wakashima, Daiki Fukunaga, Yu Tsutsui
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Patent number: 11600442Abstract: A multilayer ceramic electronic component including: a ceramic body including a dielectric layer and first and second internal electrodes; a first external electrode including a first base electrode disposed to be in contact with the ceramic body and a first conductive layer disposed on the first base electrode; and a second external electrode including a second base electrode disposed to be in contact with the ceramic body and a second conductive layer disposed on the second base electrode, wherein the first conductive layer and the second conductive layer include silver (Ag) and palladium (Pd) and distribution positions of silver (Ag) and palladium (Pd) in central portions of the first conductive layer and the second conductive layer match at 95% or more according to a result of TEM mapping.Type: GrantFiled: September 14, 2021Date of Patent: March 7, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Won Kuen Oh, Hye Hun Park, Gyu Ho Yeon, Sung Hyun Kang
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Patent number: 11600452Abstract: An apparatus and associated method for an energy-storage device (e.g., a capacitor) having a plurality of electrically conducting electrodes including a first electrode and a second electrode separated by a non-electrically conducting region, and wherein the non-electrically conducting region further includes a non-uniform permittivity (K) value. In some embodiments, the method includes providing a substrate; fabricating a first electrode on the substrate; and fabricating a second electrode such that the second electrode is separated from the first electrode by a non-electrically conducting region, wherein the non-electrically conducting region has a non-uniform permittivity (K) value. The capacitor devices will find benefit for use in electric vehicles, of all kinds, uninterruptible power supplies, wind turbines, mobile phones, and the like requiring wide temperature ranges from several hundreds of degrees C. down to absolute zero, consumer electronics operating in a temperature range of ?55 degrees C.Type: GrantFiled: April 27, 2021Date of Patent: March 7, 2023Assignee: GranBlueTech, L.L.C.Inventor: John P. Snyder
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Patent number: 11600449Abstract: The present invention relates to a process for the production of a layer composition (10) with an electrically conductive layer (11), comprising the process steps: a) provision of a substrate (12) with a substrate surface (13); b) formation of a polymer layer (14) comprising an electrically conductive polymer (15) on at least a part of the substrate surface (13); c) application of a liquid stabilizer phase, comprising a stabilizer and a liquid phase, to the polymer layer (14) from process step b), wherein the stabilizer phase comprises less than 0.2 wt. %, based on the stabilizer phase, of the electrically conductive polymer, wherein the stabilizer is an aromatic compound with at least two OH groups, and a layer composition (10) and uses thereof.Type: GrantFiled: June 25, 2018Date of Patent: March 7, 2023Assignee: HERAEUS PRECIOUS METALS GMBH & CO. KGInventors: Akio Ishikawa, Udo Merker, Klaus Wussow, Katrin Asteman
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Patent number: 11594378Abstract: An element body includes a principal surface arranged to constitute a mounting surface and a first side surface adjacent to the principal surface. An external electrode includes a first electrode portion disposed on the principal surface and a second electrode portion disposed on the first side surface. The first electrode portion includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second electrode portion includes a first region and a second region. The first region includes a sintered metal layer and a plating layer formed on the sintered metal layer. The second region includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second region is located closer to the principal surface than the first region.Type: GrantFiled: November 10, 2021Date of Patent: February 28, 2023Assignee: TDK CORPORATIONInventors: Shinya Onodera, Koki Ito, Hideki Kaneko
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Patent number: 11594371Abstract: A conductive powder for an internal electrode includes a metal particle and a graphene oxide disposed on at least a portion of a surface of the metal particle. A content of the graphene oxide is less than 1.0 weight percent, based on a weight of the metal particle.Type: GrantFiled: February 11, 2021Date of Patent: February 28, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Hee Kim, Seok Kyoon Woo, Won Hee Yoo, Ji Hong Jo
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Patent number: 11587732Abstract: A multilayer ceramic capacitor includes a ceramic body including a dielectric layer, a plurality of internal electrodes disposed in the ceramic body, and a first side margin portion and a second side margin portion respectively arranged on end portions of the internal electrodes exposed from first and second surfaces. The first and second side margin portions respectively include a first region adjacent to an outer side surface of each of the side margin portions, and a second region adjacent to the internal electrodes exposed from the first and second surfaces. The number of pores per unit area in the second region is less than the number of pores per unit area in the first region.Type: GrantFiled: October 11, 2021Date of Patent: February 21, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong Park, Sim Chung Kang, Woo Chui Shin, Jong Ho Lee, Ki Pyo Hong
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Patent number: 11587733Abstract: A capacitor includes a capacitor element, a case that houses the capacitor element and contains a resin, a metal plate insert molded in the case, and a filler resin filled in the case. The metal plate includes a main plate portion and a covered portion disposed along a perimeter of the main plate portion. The main plate portion has an outer surface exposed outwardly from an opening of the case. The covered portion has an outer surface covered by a peripheral portion of the case, the peripheral portion being disposed around the opening.Type: GrantFiled: December 14, 2021Date of Patent: February 21, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hirotaka Hisamura, Hideki Katayama
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Patent number: 11587736Abstract: A capacitor component includes a body including a dielectric layer, a layering portion in which first and second internal electrodes opposing each other are layered in a first direction, and first and second connecting portions disposed on both surfaces of the layering portion taken in a second direction perpendicular to the first direction and connected to the first and second internal electrodes, respectively; and first and second external electrodes disposed on the first and second connecting portions, respectively, and the first and second external electrodes include metal powder particles, a surface of each of which is coated with at least one of graphene and carbon nanotubes.Type: GrantFiled: September 1, 2021Date of Patent: February 21, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jong Ho Lee, Jung Tae Park, Hee Ju Son, Min Woo Kim
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Patent number: 11587729Abstract: An electronic component includes a multilayer capacitor including a body and an external electrode disposed externally on the body; a metal frame coupled to the multilayer capacitor; and an adhesive layer disposed between the external electrode and the metal frame and including a solder layer and a conductive resin layer.Type: GrantFiled: September 8, 2021Date of Patent: February 21, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang Yeop Kim, Beom Joon Cho, Gyeong Ju Song
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Patent number: 11581149Abstract: An apparatus suitable for use in an air-conditioning system and configured to provide a plurality of selectable capacitance values includes a plurality of capacitive devices and a pressure interrupter cover assembly. Each of the capacitive devices has a first capacitor terminal and a second capacitor terminal. The pressure interrupter cover assembly includes a deformable cover, a set of capacitor cover terminals, a common cover terminal, and a set of insulation structures. The apparatus also includes a conductor configured to electrically connect the second capacitor terminal of at least one of the capacitive devices to the common cover terminal.Type: GrantFiled: November 12, 2021Date of Patent: February 14, 2023Assignee: AmRad Manufacturing, LLCInventor: Robert M. Stockman
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Patent number: 11581145Abstract: A multilayer ceramic capacitor includes a ceramic body including a dielectric layer and first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween, and first and second external electrodes disposed outside of the ceramic body and connected to the first and second internal electrodes, respectively. The ceramic body includes an active portion including of the first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween to form capacitance, and a cover portion disposed in upper and lower portions of the active portion. The cover portion has a larger number of pores than the dielectric layer of the active portion, and the cover portion includes a ceramic-polymer composite filled with a polymer in the pores of the cover portion.Type: GrantFiled: June 8, 2022Date of Patent: February 14, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ji Won Lee, Jun Ho Yun, Seung Ryeol Lee
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Patent number: 11581148Abstract: Disclosed herein a thin film capacitor that includes a lower electrode layer, an upper electrode layer, and a dielectric layer disposed between the lower electrode layer and the upper electrode layer. The lower electrode layer includes a first metal layer positioned on a side facing the dielectric layer and a second metal layer positioned on a side facing away from the dielectric layer. The first metal layer has a first surface positioned on a side facing the second metal layer and a second surface positioned on a side facing the dielectric layer. The first surface has a surface roughness higher than that of the second surface. The second metal layer reflects a surface property of the first surface.Type: GrantFiled: February 2, 2021Date of Patent: February 14, 2023Assignee: TDK CORPORATIONInventors: Masahiro Hiraoka, Mitsuhiro Tomikawa, Hitoshi Saita
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Patent number: 11581141Abstract: The present invention provides a leadless stacked ceramic capacitor. the capacitor body are respectively provided with internal electrode terminals. The part forms an electrical connection with the external electrodes, and a plurality of multilayer ceramic capacitors are vertically stacked, and the two adjacent external electrodes are cured to form an adhesive interface by polymer conductive adhesive, and the polymer conductive adhesive includes 75%˜85% metal powder and 15%˜25% viscose provide support strength and conductive channels.Type: GrantFiled: February 26, 2021Date of Patent: February 14, 2023Assignee: HOLY STONE ENIERPRISE CO., LTD.Inventors: Chao-Kuang Hsiao, Hung-Mou Huang
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Patent number: 11574773Abstract: A multilayer electronic component includes a body including a dielectric layer and internal electrodes alternately stacked with the dielectric layer interposed therebetween; and an external electrode including a first electrode layer disposed externally on the body, connected to the internal electrodes, and including a conductive metal, a glass, a low melting point metal having a lower melting point than the conductive metal, and a pore, and a second electrode layer covering the first electrode layer and including a conductive metal, a glass, and a pore, wherein porosity of the first electrode layer is higher than porosity of the second electrode layer.Type: GrantFiled: September 30, 2021Date of Patent: February 7, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Young Soo Yi, Soung Jin Kim, Kun Hoi Koo, Jun Hyeon Kim, Kyung Ryul Lee