Patents by Inventor Yoshiaki Asami
Yoshiaki Asami has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11158898Abstract: According to one embodiment, there is provided a battery. The battery includes a metallic outer can, a wound electrode group, a positive electrode-lead, a negative electrode-lead, a positive electrode insulating cover, and a negative electrode insulating cover.Type: GrantFiled: October 11, 2019Date of Patent: October 26, 2021Assignee: Kabushiki Kaisha ToshibaInventors: Tatsuya Shinoda, Hideyuki Ishii, Kengo Kurata, Yoshiaki Asami, Tsutomu Matsui, Eiki Kashiwazaki, Kenichi Takahashi
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Publication number: 20200044205Abstract: According to one embodiment, there is provided a battery. The battery includes a metallic outer can, a wound electrode group, a positive electrode-lead, a negative electrode-lead, a positive electrode insulating cover, and a negative electrode insulating cover.Type: ApplicationFiled: October 11, 2019Publication date: February 6, 2020Applicant: Kabushiki Kaisha ToshibaInventors: Tatsuya Shinoda, Hideyuki Ishii, Kengo Kurata, Yoshiaki Asami, Tsutomu Matsui, Eiki Kashiwazaki, Kenichi Takahashi
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Patent number: 10468641Abstract: According to one embodiment, there is provided a battery. The battery includes a metallic outer can, a wound electrode group, a positive electrode-lead, a negative electrode-lead, a positive electrode insulating cover, and a negative electrode insulating cover.Type: GrantFiled: January 2, 2018Date of Patent: November 5, 2019Assignee: Kabushiki Kaisha ToshibaInventors: Tatsuya Shinoda, Hideyuki Ishii, Kengo Kurata, Yoshiaki Asami, Tsutomu Matsui, Eiki Kashiwazaki, Kenichi Takahashi
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Patent number: 10115937Abstract: According to one embodiment, a battery includes an electrode group, a tab, a conductive nipping member, a case, a lid and a lead. The conductive nipping member includes first and second nipping sections. The first and second nipping sections divide the tab into two bundles in which portions of the tab are laminated onto each other in a thickness direction of the electrode group. The lead includes a connecting section connected electrically to a terminal, and current collecting sections which are two sections branched from the connecting section and sandwiching the nipping member.Type: GrantFiled: April 10, 2015Date of Patent: October 30, 2018Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hideyuki Ishii, Eiki Kashiwazaki, Kengo Kurata, Tatsuya Shinoda, Tsutomu Matsui, Yoshiaki Asami
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Publication number: 20180130979Abstract: According to one embodiment, there is provided a battery. The battery includes a metallic outer can, a wound electrode group, a positive electrode-lead, a negative electrode-lead, a positive electrode insulating cover, and a negative electrode insulating cover.Type: ApplicationFiled: January 2, 2018Publication date: May 10, 2018Applicant: Kabushiki Kaisha ToshibaInventors: Tatsuya SHINODA, Hideyuki Ishii, Kengo Kurata, Yoshiaki Asami, Tsutomu Matsui, Eiki Kashiwazaki, Kenichi Takahashi
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Patent number: 9899641Abstract: According to one embodiment, there is provided a battery. The battery includes a metallic outer can, a wound electrode group, a positive electrode-lead, a negative electrode-lead, a positive electrode insulating cover, and a negative electrode insulating cover.Type: GrantFiled: July 7, 2014Date of Patent: February 20, 2018Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Tatsuya Shinoda, Hideyuki Ishii, Kengo Kurata, Yoshiaki Asami, Tsutomu Matsui, Eiki Kashiwazaki, Kenichi Takahashi
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Patent number: 9893377Abstract: According to one embodiment, there is provided a nonaqueous electrolyte battery. The negative electrode of the battery includes a negative electrode active material which can absorb and release lithium ions at a negative electrode potential of 0.4 V (V.S. Li/Li+) or more. The battery satisfying the following equations (I) and (II): 1?Q2/Q1??(I) 0.5?C/A?0.Type: GrantFiled: September 23, 2010Date of Patent: February 13, 2018Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Haruchika Ishii, Toshihide Arikawa, Hirotada Tahara, Masataka Shikota, Kazuko Takanezawa, Hiroki Inagaki, Yuichi Kikuma, Yoshiaki Asami
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Publication number: 20150214513Abstract: According to one embodiment, a battery includes an electrode group, a tab, a conductive nipping member, a case, a lid and a lead. The conductive nipping member includes first and second nipping sections. The first and second nipping sections divide the tab into two bundles in which portions of the tab are laminated onto each other in a thickness direction of the electrode group. The lead includes a connecting section connected electrically to a terminal, and current collecting sections which are two sections branched from the connecting section and sandwiching the nipping member.Type: ApplicationFiled: April 10, 2015Publication date: July 30, 2015Applicant: Kabushiki Kaisha ToshibaInventors: Hideyuki ISHII, Eiki KASHIWAZAKI, Kengo KURATA, Tatsuya SHINODA, Tsutomu MATSUI, Yoshiaki ASAMI
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Patent number: 9034499Abstract: According to one embodiment, a battery includes an electrode group, a tab, a conductive nipping member, a case, a lid and a lead. The conductive nipping member includes first and second nipping sections. The first and second nipping sections divide the tab into two bundles in which portions of the tab are laminated onto each other in a thickness direction of the electrode group. The lead includes a connecting section connected electrically to a terminal, and current collecting sections which are two sections branched from the connecting section and sandwiching the nipping member.Type: GrantFiled: September 30, 2013Date of Patent: May 19, 2015Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hideyuki Ishii, Eiki Kashiwazaki, Kengo Kurata, Tatsuya Shinoda, Tsutomu Matsui, Yoshiaki Asami
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Publication number: 20140322578Abstract: According to one embodiment, there is provided a battery. The battery includes a metallic outer can, a wound electrode group, a positive electrode-lead, a negative electrode-lead, a positive electrode insulating cover, and a negative electrode insulating cover.Type: ApplicationFiled: July 7, 2014Publication date: October 30, 2014Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tatsuya SHINODA, Hideyuki ISHII, Kengo KURATA, Yoshiaki ASAMI, Tsutomu MATSUI, Eiki KASHIWAZAKI, Kenichi TAKAHASHI
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Patent number: 8808903Abstract: According to one embodiment, there is provided a battery. The battery includes a metallic outer can, a wound electrode group, a positive electrode-lead, a negative electrode-lead, a positive electrode insulating cover, and a negative electrode insulating cover.Type: GrantFiled: June 21, 2011Date of Patent: August 19, 2014Assignee: Kabushiki Kaisha ToshibaInventors: Tatsuya Shinoda, Hideyuki Ishii, Kengo Kurata, Yoshiaki Asami, Tsutomu Matsui, Eiki Kashiwazaki, Kenichi Takahashi
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Publication number: 20140030562Abstract: According to one embodiment, a battery includes an electrode group, a tab, a conductive nipping member, a case, a lid and a lead. The conductive nipping member includes first and second nipping sections. The first and second nipping sections divide the tab into two bundles in which portions of the tab are laminated onto each other in a thickness direction of the electrode group. The lead includes a connecting section connected electrically to a terminal, and current collecting sections which are two sections branched from the connecting section and sandwiching the nipping member.Type: ApplicationFiled: September 30, 2013Publication date: January 30, 2014Applicant: Kabushiki Kaisha ToshibaInventors: Hideyuki Ishii, Eiki Kashiwazaki, Kengo Kurata, Tatsuya Shinoda, Tsutomu Matsui, Yoshiaki Asami
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Patent number: 8574753Abstract: According to one embodiment, a battery includes an electrode group, a tab, a conductive nipping member, a case, a lid and a lead. The conductive nipping member includes first and second nipping sections. The first and second nipping sections divide the tab into two bundles in which portions of the tab are laminated onto each other in a thickness direction of the electrode group. The lead includes a connecting section connected electrically to a terminal, and current collecting sections which are two sections branched from the connecting section and sandwiching the nipping member.Type: GrantFiled: August 26, 2010Date of Patent: November 5, 2013Assignee: Kabushiki Kaisha ToshibaInventors: Hideyuki Ishii, Eiki Kashiwazaki, Kengo Kurata, Tatsuya Shinoda, Tsutomu Matsui, Yoshiaki Asami
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Publication number: 20120156529Abstract: The disclosure describes a non-aqueous electrolyte battery with an improved cycle life. The non-aqueous electrolyte battery includes a positive electrode including a positive electrode layer, a negative electrode including a negative electrode layer, a separator disposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte containing a lithium salt. The negative electrode layer may contain a negative electrode active material which can insert and release lithium ions at 0.4 V or more (V.S. Li/Li+). The lithium salt may contains LiPF6 with a concentration of less than 50% (including 0%).Type: ApplicationFiled: July 26, 2011Publication date: June 21, 2012Inventors: Hidetoshi Watanabe, Haruchika Ishii, Hiroki Inagaki, Masataka Shikota, Toshihide Arikawa, Hirotada Tahara, Kazuko Newton, Teruo Hiruma, Yoshiaki Asami, Yuichi Kikuma
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Publication number: 20110311851Abstract: According to one embodiment, there is provided a battery. The battery includes a metallic outer can, a wound electrode group, a positive electrode-lead, a negative electrode-lead, a positive electrode insulating cover, and a negative electrode insulating cover.Type: ApplicationFiled: June 21, 2011Publication date: December 22, 2011Inventors: Tatsuya SHINODA, Hideyuki Ishii, Kengo Kurata, Yoshiaki Asami, Tsutomu Matsui, Eiki Kashiwazaki, Kenichi Takahashi
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Publication number: 20110076557Abstract: According to one embodiment, there is provided a nonaqueous electrolyte battery. The negative electrode of the battery includes a negative electrode active material which can absorb and release lithium ions at a negative electrode potential of 0.4 V (V.S. Li/Li+) or more. The battery satisfying the following equations (I) and (II): 1?Q2/Q1 ??(I) 0.5?C/A?0.Type: ApplicationFiled: September 23, 2010Publication date: March 31, 2011Inventors: Haruchika Ishii, Toshihide Arikawa, Hirotada Tahara, Masataka Shikota, Kazuko Takanezawa, Hiroki Inagaki, Yuichi Kikuma, Yoshiaki Asami
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Publication number: 20110052976Abstract: According to one embodiment, a battery includes an electrode group, a tab, a conductive nipping member, a case, a lid and a lead. The conductive nipping member includes first and second nipping sections. The first and second nipping sections divide the tab into two bundles in which portions of the tab are laminated onto each other in a thickness direction of the electrode group. The lead includes a connecting section connected electrically to a terminal, and current collecting sections which are two sections branched from the connecting section and sandwiching the nipping member.Type: ApplicationFiled: August 26, 2010Publication date: March 3, 2011Inventors: Hideyuki ISHII, Eiki Kashiwazaki, Kengo Kurata, Tatsuya Shinoda, Tsutomu Matsui, Yoshiaki Asami
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Patent number: 5612155Abstract: A lithium ion secondary battery improved in large-current discharge characteristics, discharge capacity, and cycle life is disclosed. This lithium ion secondary battery includes a positive electrode, a negative electrode comprising a collector and carbon fibers held to the collector for absorbing and desorbing lithium ions, a separator arranged between the positive electrode and the negative electrode, and a nonaqueous electrolyte. The carbon fibers have a radial orientation from an axis of the fibers, and 50 vol % or more of all carbon fibers are arranged such that an angle between an axis of each carbon fiber and a surface of the collector is 45.degree. or less.Type: GrantFiled: June 13, 1995Date of Patent: March 18, 1997Assignees: Kabushiki Kaisha Toshiba, Toshiba Battery Co, Ltd.Inventors: Norio Takami, Takahisa Ohsaki, Yoshiaki Asami
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Patent number: 4777563Abstract: Disclosed in a thin type electronic instrument having a structure comprising a circuit base plate for mounting an integrated circuit chip thereon and a power source battery for supplying power to the circuit base plate sandwiched between a pair of synthetic resin sheets opposed to each other, with the pair of synthetic resin sheets being plastered at the peripheral portions thereof, characterized in that a substrate made of a metal is interposed between the pair of synthetic resin sheet.The thin type electronic instrument of the present invention is improved in mechanical durability against mechanical shock such as warping or torsion by a stress during carrying or usage, whereby erroneous actuation or breaking can be inhibited.Type: GrantFiled: April 28, 1987Date of Patent: October 11, 1988Assignee: Toshiba Battery Co., Ltd.Inventors: Hirohito Teraoka, Yoshiaki Asami, Shintaro Suzuki
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Patent number: 4601919Abstract: A method for preparing a positive electrode for a non-aqueous electrolyte cell comprises applying a positive electrode-active material, an electrically conductive agent, a dispersion of polytetrafluoroethylene and a mixture of polyacrylic acid and water on one side or both sides of a supporting material, and then drying the coated supporting material at about 250.degree. C. for 5 to 10 hours.Type: GrantFiled: January 17, 1985Date of Patent: July 22, 1986Assignee: Toshiba Battery Co., Ltd.Inventors: Yoshiaki Asami, Shintaro Suzuki, Hirotsugu Fujita, Fumiko Homma