Patents Examined by Ben Lewis
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Patent number: 10135038Abstract: A packaging material for lithium-ion battery comprises a substrate layer made of a plastic film, and a first adhesive layer, a metal foil layer, an anti-corrosion layer, a second adhesive layer and a sealant layer successively laminated on one surface of the substrate layer. The plastic film has a water absorption rate of not less than about 01% to not larger than about 3% when determined by a method described in JIS K 7209:2000 and when the plastic film is subjected to a tensile test (wherein the sample of the plastic film is stored for 24 hours in an environment of 23° C. and 40% R.H.Type: GrantFiled: September 17, 2014Date of Patent: November 20, 2018Assignee: Toppan Printing Co., Ltd.Inventor: Tomoaki Taniguchi
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Patent number: 10103372Abstract: Disclosed is a lithium secondary battery including an electrolyte, an electrode laminate, a battery case including a space part in which the electrolyte and the electrode laminate are embedded, and a sealing part surrounding the space part, and a gas permeable membrane.Type: GrantFiled: June 11, 2014Date of Patent: October 16, 2018Assignee: LG Chem, Ltd.Inventors: Hoe Jin Hah, Ji Yoon Kwon, Je Young Kim, Kyoung Ho Kim, Il Hong Kim, In Sung Uhm
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Patent number: 10081547Abstract: The present invention relates to an electrode material, an electrode, an electrical storage device and a lithium-ion capacitor, and the electrode material includes a carbon material and reduces its weight at a temperature not more than 650° C. by 20% relative to the weight thereof before heating when thermogravimetric analysis is performed on the electrode material with a heating rate of 5° C./min in an air flow at a rate of 100 ml/min.Type: GrantFiled: August 18, 2015Date of Patent: September 25, 2018Assignees: JSR CORPORATION, JM ENERGY CORPORATIONInventors: Kang Ko Chung, Ryo Tanaka, Takahiro Shimizu, Kouji Senoo, Satoshi Shimobaba, Yukio Hosaka, Fujio Sakurai, Masahiro Yamamoto, Kenji Kojima
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Patent number: 10020545Abstract: An improved high energy density rechargeable (HEDR) battery with an anode energy layer, a cathode energy layer, a separator between the anode and cathode energy layers for preventing internal discharge thereof, and at least one current collector for transferring electrons to and from either the anode or cathode energy layer, includes a resistive layer interposed between the separator and one of the current collectors for limiting the rate of internal discharge through the failed separator in the event of separator failure. The resistive layer has a fixed resistivity at temperatures between a preferred temperature range and an upper temperature safety limit for operating the battery. The resistive layer serves to avoid temperatures in excess of the upper temperature safety limit in the event of separator failure in the battery, and a fixed resistivity of the resistive layer is greater than the internal resistivity of either energy layer.Type: GrantFiled: November 25, 2015Date of Patent: July 10, 2018Assignee: American Lithium Energy CorporationInventors: Jiang Fan, Dengguo Wu
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Patent number: 10020487Abstract: A high energy density rechargeable metal-ion battery includes an anode energy layer, a cathode energy layer, a separator for separating the anode and the cathode energy layers, an anode current collector for transferring electrons to and from the anode energy layer, the battery characterized by a maximum safe voltage for avoiding overcharge, and an interrupt layer that interrupts current within the battery upon exposure to voltage in excess of the maximum safe voltage. The interrupt layer is between the anode energy layer and current collector. When unactivated, it is laminated to the cathode current collector, conducting current therethrough. When activated, the interrupt layer delaminates from the anode current collector, interrupting current therethrough.Type: GrantFiled: November 25, 2015Date of Patent: July 10, 2018Assignee: American Lithium Energy CorporationInventor: Jiang Fan
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Patent number: 10014534Abstract: A fuel cell system, includes: a fuel cell stack that is formed by stacking fuel cells for causing electrochemical reaction of a fuel gas and an oxidizing gas; a fuel gas supply system that is configured to supply the fuel gas to the fuel cell stack from a supply source of the fuel gas; a fuel gas recirculating system that is configured to resupply to the fuel cell stack the fuel gas discharged from the fuel cell stack; and a piping member is configured to connect a junction between the fuel gas supply system and the fuel gas recirculating system with the supply source, the piping member having a bent portion that is curved such that a supply direction of the fuel gas from the supply source is reverse to a flowing direction of the fuel gas toward the junction.Type: GrantFiled: November 13, 2015Date of Patent: July 3, 2018Assignee: Toyota Jidosha Kabushiki KaishaInventor: Michitaro Itoga
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Patent number: 10003064Abstract: A secondary battery, including a case having one or more partition walls providing a plurality of accommodating spaces; a plurality of electrode assemblies in the accommodating spaces with an electrolyte, the plurality of electrode assemblies including electrode tabs; and a cap assembly including a cap plate sealing a top portion of the case, the cap assembly having the electrode tabs drawn therefrom and first connection tabs electrically connecting the plurality of electrode assemblies through the electrode tabs, the partition walls being impregnated with the electrolyte.Type: GrantFiled: October 7, 2015Date of Patent: June 19, 2018Assignee: SAMSUNG SDI CO., LTD.Inventors: Hyunchul Kim, Hyejung Lee
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Patent number: 9985287Abstract: Disclosed is an electrode including a current collector and an electrode material layer formed on the current collector, the electrode material layer including a first electrode material layer and second electrode material layer having different electrode active materials.Type: GrantFiled: July 28, 2014Date of Patent: May 29, 2018Assignee: LG Chem, Ltd.Inventors: Kyoung Ho Kim, In Sung Uhm, Ji Yoon Kwon, Hoe Jin Hah, Il Hong Kim
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Patent number: 9954209Abstract: This battery pack is provided with a housing, a case, a battery cell, a sealing material and a spacer. The case includes a lid member fixed to the housing so as to close a through-hole in the housing. The lid member is bolted to a through-hole peripheral part of the housing. When the internal pressure of the case rises, part of the lid member deforms in a direction away from the through-hole peripheral part, releasing the internal pressure of the case. The battery cell is accommodated inside of the case. The sealing material is arranged between the lid member and the through-hole peripheral part so as to ensure the air-tightness of the case. The spacer is arranged between the lid member and the through-hole peripheral part so as to maintain the interval between the lid member and the through-hole peripheral part.Type: GrantFiled: February 10, 2015Date of Patent: April 24, 2018Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Yuki Chujo, Takayuki Kato, Hiromi Ueda, Fumihiko Ishiguro
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Patent number: 9917285Abstract: A battery includes: a casing that houses a cell inside; and a terminal part that has connection terminals connected to electrode terminals of a connection apparatus, in which the casing includes a top face and a bottom face positioned on opposite sides in a height direction and two side faces positioned between the top face and the bottom face on opposite sides in a widthwise direction, a notch is formed by a level difference face that is continuous from the side face and a groove forming face that is continuous from the bottom face, and a guided groove that is open to the groove forming face is formed in the casing, and the guided groove is positioned on a further bottom face side than the level difference face.Type: GrantFiled: March 24, 2017Date of Patent: March 13, 2018Assignee: Sony CorporationInventors: Shigeki Motoyama, Atsuhiro Kumagai, Atsushi Mitani
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Patent number: 9876219Abstract: Method for an electrochemical device electrode enrichment, with ionic-species, including steps of: providing a substrate with at least one stack including: a first current-collector covering at least part of the substrate, first electrode covering at least part of the first current-collector, the first electrode being in electric contact with the first current-collector, protective layer totally covering the first electrode and at least part of the first current-collector, the protective layer being electrically insulating and ionically conducting; immersing in an electrolytic solution: the substrate provided with stack, counter-electrode made from conducting material, the electrolytic solution including at least one ionic-species salt and/or counter-electrode including ionic-species, applying electric voltage or current, with voltage or current generator, between first current-collector and counter-electrode making the ionic-species migrate to the first electrode and enrich the first electrode with ionic-speType: GrantFiled: November 24, 2015Date of Patent: January 23, 2018Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Steve Martin, Hélène Porthault, Sylvain Poulet
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Patent number: 9876250Abstract: In at least one sealing member (16) disposed between at least two neighboring cells of a plurality of cells (3) in this cell stack device, the angle ? is 45° or less, where the angle ? is defined by an angle between a vertical line drawn from a leading end portion (18) of a meniscus structure toward a manifold (7) and a straight line connecting the leading end part (18) and a point (19) located on a profile line of a concave of the meniscus structure, and at a midpoint of a height of the leading end part (18) from the bottom part (17) of the concave, which makes it possible to obtain a cell stack device in which the occurrence of cracking at bonded parts between the fuel cells (3) and the sealing member (16) is suppressed and reliability is improved.Type: GrantFiled: April 20, 2015Date of Patent: January 23, 2018Assignee: KYOCERA CorporationInventors: Masaya Kawaguchi, Kyosuke Yamauchi
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Patent number: 9843031Abstract: A rechargeable battery including an electrode assembly having first and second electrodes at respective surfaces of a separator; a case that houses the electrode assembly; a cap plate that closes and seals an opening of the case and that is electrically connected to the second electrode; a first electrode terminal that is electrically connected to the first electrode and that is provided at an outer side of the cap plate through a terminal hole in the cap plate; and a second electrode terminal that is directly connected to an outer surface of the cap plate, wherein the second electrode terminal includes a separation portion that is spaced apart from the cap plate; and a support that is connected to the separation portion, the support being supported on the cap plate and including a coupling portion, and wherein the coupling portion is coupled with a corresponding portion of the cap plate.Type: GrantFiled: August 14, 2015Date of Patent: December 12, 2017Assignee: SAMSUNG SDI CO., LTD.Inventors: Myung-Jae Jang, Sang-Won Byun, Chi-Young Lee
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Patent number: 9837648Abstract: A rechargeable battery includes: an electrode assembly having a first electrode and a second electrode; an electrode terminal electrically connected to the electrode assembly; a case that receives the electrode assembly; a cap plate at an opening of the case, the cap plate closing and sealing the case and having a vent hole configured to discharge an internal pressure of the case; and a vent module including a vent portion, the vent portion including a buffer portion configured to buffer an impact that is transferred to the vent hole, and a fracture portion that closes and seals the vent hole, wherein the fracture portion is configured to be fractured by the internal pressure.Type: GrantFiled: August 18, 2015Date of Patent: December 5, 2017Assignee: Samsung SDI Co., Ltd.Inventors: Chi-Young Lee, Myung-Jae Jang, Sang-Won Byun
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Patent number: 9837658Abstract: The present invention is directed to a silicon-containing particle for use as a negative-electrode active material of a non-aqueous electrolyte secondary battery, wherein a crystal grain size is 300 nm or less, the crystal grain size being obtained by a Scherrer method from a full width at half maximum of a diffraction line attributable to Si (111) and near 2?=28.4° in an x-ray diffraction pattern analysis, and a true density is more than 2.320 g/cm3 and less than 3.500 g/cm3. The invention provides silicon-containing particles for use as a negative-electrode active material of a non-aqueous electrolyte secondary battery that enable manufacture of a non-aqueous electrolyte secondary battery having an excellent cycle characteristics and a higher capacity compared with graphite types.Type: GrantFiled: July 6, 2017Date of Patent: December 5, 2017Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Tetsuo Nakanishi, Kazuyuki Taniguchi, Yoshiyasu Yamada
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Patent number: 9825338Abstract: A non-aqueous secondary battery includes a cathode, an anode, and an electrolytic solution. The electrolytic solution includes a non-aqueous solvent, an electrolyte salt, and one or both of a disulfonyl compound represented by a following Formula (1) and a disulfinyl compound represented by a following Formula (2), where R1 is one of a hydrocarbon group, a halogenated hydrocarbon group, an oxygen-containing hydrocarbon group, a halogenated oxygen-containing hydrocarbon group, and a group obtained by bonding two or more thereof to one another; and X1 is a halogen group, where R2 is one of a hydrocarbon group, a halogenated hydrocarbon group, an oxygen-containing hydrocarbon group, a halogenated oxygen-containing hydrocarbon group, and a group obtained by bonding two or more thereof to one another; and X2 is a halogen group.Type: GrantFiled: December 5, 2016Date of Patent: November 21, 2017Assignee: Sony CorporationInventors: Tomomi Sakuma, Midori Sugawara, Toru Odani
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Patent number: 9825290Abstract: The present invention is a negative electrode material for a secondary battery with a non-aqueous electrolyte comprising at least a silicon-silicon oxide composite and a carbon coating formed on a surface of the silicon-silicon oxide composite, wherein at least the silicon-silicon oxide composite is doped with lithium, and a ratio I(SiC)/I(Si) of a peak intensity I(SiC) attributable to SiC of 2?=35.8±0.2° to a peak intensity I(Si) attributable to Si of 2?=28.4±0.2° satisfies a relation of I(SiC)/I(Si)?0.03, when x-ray diffraction using Cu-K? ray. As a result, there is provided a negative electrode material for a secondary battery with a non-aqueous electrolyte that is superior in first efficiency and cycle durability to a conventional negative electrode material.Type: GrantFiled: February 21, 2017Date of Patent: November 21, 2017Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventor: Nobuo Kawada
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Patent number: 9819063Abstract: A vehicle includes a refrigerant system having an intermediary heat exchanger, an exterior heat exchanger, and an expansion device disposed therebetween. The vehicle also includes a coolant circuit having a pump configured to circulate coolant through the intermediary heat exchanger and an engine. A controller is programmed to, in response to air conditioning being requested and the coolant temperature exceeding a threshold temperature, open the expansion device and de-energize the pump to condense refrigerant in the exterior heat exchanger.Type: GrantFiled: August 18, 2015Date of Patent: November 14, 2017Assignee: Ford Global Technologies, LLCInventors: Timothy Noah Blatchley, Mark G. Smith, Angel Fernando Porras
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Patent number: 9819006Abstract: A battery is provided. The battery includes a positive electrode including a positive electrode active material layer provided on a positive electrode current collector; a negative electrode; and a separator at least including a porous film, wherein the porous film has a porosity ? [%] and an air permeability t [sec/100 cc] which satisfy formulae of: t=a×Ln(?)?4.02a+100 and ?1.87×1010×S?4.96?a??40 wherein S is the area density of the positive electrode active material layer [mg/cm2] and Ln is natural logarithm.Type: GrantFiled: May 23, 2017Date of Patent: November 14, 2017Assignee: Sony CorporationInventors: Tomohiro Abe, Motomi Suzuki
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Patent number: 9806300Abstract: A replacement battery system design incorporating a pivoting battery holster and other features enabling one-handed battery removal for devices requiring a power source.Type: GrantFiled: June 2, 2017Date of Patent: October 31, 2017Assignee: Ultralife CorporationInventors: Jeffrey C. Ladd, John Domm, Michael Manna