Patents by Inventor Hiroshi Nagase

Hiroshi Nagase 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).

  • Patent number: 8679664
    Abstract: The present invention is a battery comprising: a power section containing a sulfur-based material; a distinguishing section which discolors by chemical reaction with hydrogen sulfide; and an exterior body incorporating the power section and the distinguishing section, the distinguishing section being observable from outside the exterior body. By checking discoloration of the distinguishing section or the distinguishing means, it is possible to easily detect the presence or absence of hydrogen sulfide in the battery and then judge deterioration of the battery with non-destructive inspection.
    Type: Grant
    Filed: November 4, 2009
    Date of Patent: March 25, 2014
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Hirokazu Kawaoka, Hiroshi Nagase, Yasuyuki Tamane
  • Publication number: 20140028230
    Abstract: A motor control device which can determine a magnetic pole position for a magnetic pole position detector included in a permanent magnet motor in which the reluctance torque proportion is larger than the magnet torque proportion is provided. In a permanent magnet synchronous motor having multi-phase windings of N axes (N?2), the windings of optionally selected K axes (K?N) are DC excited using corresponding independent power supplies.
    Type: Application
    Filed: July 11, 2013
    Publication date: January 30, 2014
    Inventors: Yoshihiro YAMAGUCHI, Hiroshi NAGASE, Fumio TAJIMA, Masataka YAHARA, Yukinara FUJISAWA
  • Patent number: 8637539
    Abstract: The present invention relates to a therapeutic agent for neuropathic pain containing, as an active ingredient, a compound represented by general formula (I) or a pharmacologically acceptable acid addition salt thereof: (wherein R1, R2, R3, R4, R5, R6, R7, R8, A, and B have the same definitions as those described in the specification), and an animal model produced by administering (+)-4a-(3-hydroxyphenyl)-2-methyl-1,2,3,4,4a,5,12,12a-octohydro-trans-quinolino[2,3-g]isoquinoline. The present invention makes it possible to perform drug treatment for neuropathic pain. The therapeutic effect of a compound against neuropathic pain can also be evaluated.
    Type: Grant
    Filed: August 18, 2005
    Date of Patent: January 28, 2014
    Assignee: Toray Industries, Inc.
    Inventors: Hiroshi Nagase, Takashi Endo, Kuniaki Kawamura, Toshiaki Tanaka, Tomohiko Suzuki, Tsutomu Suzuki, Yasushi Kuraishi, Kimiyasu Shiraki
  • Patent number: 8591603
    Abstract: The main object of the present invention is to provide a method for producing an all solid lithium battery, capable of easily performing dew point control in a battery assembly step. The present invention solves the above-mentioned problems by providing a method for producing an all solid lithium battery, comprising the steps of: preparing a material composition by adding Li2S, P2S5, and P2O5 so as to satisfy a relation of (Li2S)/(P2S5+P2O5)<3 on a molar basis, synthesizing a sulfide solid electrolyte from the above-mentioned material composition by a vitrification means, and assembling an all solid lithium battery in an atmosphere having a dew-point temperature of ?60° C. or more while using the above-mentioned sulfide solid electrolyte.
    Type: Grant
    Filed: October 3, 2008
    Date of Patent: November 26, 2013
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Shigenori Hama, Yukiyoshi Ueno, Yasushi Tsuchida, Hirofumi Nakamoto, Masato Kamiya, Hiroshi Nagase
  • Patent number: 8557412
    Abstract: It is a major object of the invention to provide a method for processing a battery member, by which a cathode active material and a sulfide solid electrolyte material can be efficiently separated from each other and the cathode active material and Li contained in the sulfide solid electrolyte material can be efficiently recovered.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: October 15, 2013
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Yasushi Tsuchida, Yukinari Kotani, Yukiyoshi Ueno, Shigenori Hama, Hirofumi Nakamoto, Hiroshi Nagase, Masato Kamiya
  • Patent number: 8557445
    Abstract: An all-solid-state battery includes: a positive electrode active material layer that contains a positive electrode active material, and a first sulfide solid electrolyte material that contacts the positive electrode active material and that substantially does not have a cross-linking chalcogen; a negative electrode active material layer containing a negative electrode active material; and a solid electrolyte layer that is provided between the positive electrode active material layer and the negative electrode active material layer, and that contains a second sulfide solid electrolyte material that substantially has a cross-linking chalcogen.
    Type: Grant
    Filed: April 27, 2010
    Date of Patent: October 15, 2013
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Yasushi Tsuchida, Yukiyoshi Ueno, Shigenori Hama, Masato Kamiya, Hiroshi Nagase
  • Patent number: 8381644
    Abstract: A motor drive control device includes a power-running operation start voltage setting section that sets a power-running operation start voltage of the power supply converter, a power-running operation start control section that causes the power supply converter to start a power-running operation when the direct-current voltage of the power supply converter has reached the power-running operation start voltage set by the power-running operation start voltage setting section, a power-running operation stop voltage setting section that sets a power-running operation stop voltage of the power supply converter, and a power-running operation stop control section that causes the power supply converter to stop the power-running operation when the direct-current voltage of the power supply converter has reached the power-running operation stop voltage set by the power-running operation stop voltage setting section.
    Type: Grant
    Filed: February 2, 2010
    Date of Patent: February 26, 2013
    Assignees: Aida Engineering, Ltd., Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Yasuhiko Tanaka, Kenji Suzuki, Hiroshi Nagase, Toshihiko Yamamoto, Shunsuke Matsunaga
  • Publication number: 20120286793
    Abstract: A sulfide-based solid electrolyte cell which can efficiently detect its deterioration, a cell pack equipped with the cell, a vehicle system equipped with the cell pack, and a method for detecting hydrogen sulfide. A sulfide-based solid electrolyte cell including at least one or more power generation units each including a positive electrode, a negative electrode and an electrolyte present between the positive and negative electrodes, and a cell case which houses the power generation units, wherein at least one of the positive electrode, negative electrode and electrolyte includes a sulfur material, and wherein at least one of a current collector which constitutes a charging and discharging path, a lead which constitutes a charging and discharging path, and a lead which is connected to a circuit that is attached to the charging and discharging path, includes a material which chemically reacts with hydrogen sulfide to change electrical resistance.
    Type: Application
    Filed: December 17, 2009
    Publication date: November 15, 2012
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirokazu Kawaoka, Hiroshi Nagase
  • Patent number: 8283388
    Abstract: A main object of the present invention is to provide a method for producing a solid electrolyte material-containing sheet excellent in strength. The present invention attains the object by providing a method for producing a solid electrolyte material-containing sheet comprising the steps of: preparing a raw material composition containing a sulfide solid electrolyte material and a binder composition containing a monomer or oligomer having a double bond and a radical polymerization initiator; applying the raw material composition to form a sheet-shaped composition; and polymerizing the sheet-shaped composition by radical polymerization.
    Type: Grant
    Filed: February 9, 2009
    Date of Patent: October 9, 2012
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Hirofumi Nakamoto, Yukiyoshi Ueno, Shigenori Hama, Yasushi Tsuchida, Hiroshi Nagase, Masato Kamiya, Satoshi Wakasugi
  • Publication number: 20120177997
    Abstract: A main object of the present invention is to provide a method for producing a solid electrolyte material-containing sheet excellent in strength. The present invention attains the object by providing a method for producing a solid electrolyte material-containing sheet comprising the steps of: preparing a raw material composition containing a sulfide solid electrolyte material and a binder composition containing a monomer or oligomer having a double bond and a radical polymerization initiator; applying the raw material composition to form a sheet-shaped composition; and polymerizing the sheet-shaped composition by radical polymerization.
    Type: Application
    Filed: February 9, 2009
    Publication date: July 12, 2012
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirofumi Nakamoto, Yukiyoshi Ueno, Shigenori Hama, Yasushi Tsuchida, Hiroshi Nagase, Masato Kamiya, Satoshi Wakasugi
  • Publication number: 20120091391
    Abstract: It is a major object of the invention to provide a method for processing a battery member, by which a cathode active material and a sulfide solid electrolyte material can be efficiently separated from each other and the cathode active material and Li contained in the sulfide solid electrolyte material can be efficiently recovered.
    Type: Application
    Filed: March 16, 2009
    Publication date: April 19, 2012
    Applicant: Toyota Jidosha Kabushiki Kaisha
    Inventors: Yasushi Tsuchida, Yukinari Kotani, Yukiyoshi Ueno, Shigenori Hama, Hirofumi Nakamoto, Hiroshi Nagase, Masato Kamiya
  • Publication number: 20120094185
    Abstract: A solid electrolyte material that can react with an electrode active material to forms a high-resistance portion includes fluorine.
    Type: Application
    Filed: April 28, 2010
    Publication date: April 19, 2012
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yasushi Tsuchida, Koji Kawamoto, Yukiyoshi Ueno, Shigenori Hama, Masato Kamiya, Hiroshi Nagase
  • Publication number: 20120052396
    Abstract: An all-solid battery includes: a positive electrode active material layer that includes a positive electrode active material; a negative electrode active material layer that includes a negative electrode active material; and a solid electrolyte layer that is formed between the positive electrode active material layer and the negative electrode active material layer. The positive electrode active material layer or the solid electrolyte layer further includes a solid electrolyte material. A reaction suppressing portion is formed at an interface between the positive electrode active material and the solid electrolyte material. The reaction suppressing portion is a chemical compound that includes a cation portion formed of a metal element and a polyanion portion formed of a central element that forms covalent bonds with a plurality of oxygen elements.
    Type: Application
    Filed: December 1, 2009
    Publication date: March 1, 2012
    Applicants: NATIONAL INSTITUTE FOR MATERIALS SCIENCE, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yasushi Tsuchida, Yukiyoshi Ueno, Shigenori Hama, Hirofumi Nakamoto, Hiroshi Nagase, Masato Kamiya, Kazunori Takada
  • Publication number: 20120034529
    Abstract: The main object of the present invention is to provide a sulfide solid electrolyte material with less hydrogen sulfide generation amount. The present invention solves the above-mentioned problem by providing a sulfide solid electrolyte material obtained by using a raw material composition containing Li2S and sulfide of an element of the fourteenth family or the fifteenth family, characterized by not substantially containing cross-linking sulfur and Li2S.
    Type: Application
    Filed: February 2, 2010
    Publication date: February 9, 2012
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Masahiro Tatsumisago, Akitoshi Hayashi, Shigenori Hama, Koji Kawamoto, Yasushi Tsuchida, Hiroshi Nagase, Yukiyoshi Ueno, Masato Kamiya
  • Publication number: 20120015220
    Abstract: The present invention is a battery comprising: a power section containing a sulfur-based material; a distinguishing section which discolors by chemical reaction with hydrogen sulfide; and an exterior body incorporating the power section and the distinguishing section, the distinguishing section being observable from outside the exterior body. By checking discoloration of the distinguishing section or the distinguishing means, it is possible to easily detect the presence or absence of hydrogen sulfide in the battery and then judge deterioration of the battery with non-destructive inspection.
    Type: Application
    Filed: November 4, 2009
    Publication date: January 19, 2012
    Applicant: Toyota Jidosha Kabushiki Kaisha
    Inventors: Hirokazu Kawaoka, Hiroshi Nagase, Yasuyuki Tamane
  • Publication number: 20110290125
    Abstract: This invention is intended to provide a large-capacity servo press apparatus driven by multiple motors, the servo press apparatus enabling a drive at a high efficiency and with reduced torque pulsations in a simple structure. The disclosed servo press comprises a slide that is moved up and down by a plurality of crank structures (including eccentric rings and connecting rods), main gears that drive the crank structures, a plurality of drive gears interlinked with the main gears directly or indirectly, intermediate gears interlinked with the main gears directly or indirectly, and servo motor sets connected to drive shafts to drive the drive gears. In each of the servo motor sets, a plurality of servo motors are directly connected to each servo motor shaft.
    Type: Application
    Filed: March 8, 2011
    Publication date: December 1, 2011
    Applicant: AIDA ENGINEERING, LTD.
    Inventors: Takao Ito, Takashi Koshimizu, Hiroshi Nagase
  • Publication number: 20110290126
    Abstract: The invention provides a servo press machine including a slide moved up and down by multiple crank structures, the machine which provides perfect synchronism between main gears driving the respective crank structures and in which a compact, efficient power transmission structure can be implemented in a simple construction. In the servo press machine including the slide moved up and down by the multiple crank structures, synchronous distribution gears are driven by servo motors; the multiple main gears are driven in synchronism by the synchronous distribution gears; and each of the crank structures is driven by each of the main gears.
    Type: Application
    Filed: May 24, 2011
    Publication date: December 1, 2011
    Applicant: AIDA ENGINEERING, LTD.
    Inventors: Takao Ito, Takashi Koshimizu, Hiroshi Nagase
  • Publication number: 20110274984
    Abstract: A main object of the present invention is to provide a sulfide solid electrolyte material that generates little hydrogen sulfide. To achieve the object, the present invention provides a sulfide solid electrolyte material which has a LiSbS2 structure.
    Type: Application
    Filed: January 21, 2009
    Publication date: November 10, 2011
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigenori Hama, Yukiyoshi Ueno, Yasushi Tsuchida, Hiroshi Nagase, Masato Kamiya
  • Publication number: 20110181222
    Abstract: A highly efficient and reliable motor control system and motor control method are provided. The motor control system includes a motor having a plurality of sets of armature windings, a plurality of inverters which drive the plurality of sets of armature windings, and a plurality of control devices which control the inverters individually.
    Type: Application
    Filed: January 27, 2011
    Publication date: July 28, 2011
    Applicants: AIDA ENGINEERING, LTD., HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    Inventors: Hiroshi NAGASE, Shigeki Morinaga, Yasuhiko Tanaka, Masataka Yahara, Tetsuro Kobayashi
  • Publication number: 20110167625
    Abstract: The main object of the present invention is to provide a method for producing an all solid lithium battery, capable of easily performing dew point control in a battery assembly step. The present invention solves the above-mentioned problems by providing a method for producing an all solid lithium battery, comprising the steps of: preparing a material composition by adding Li2S, P2S5, and P2O5 so as to satisfy a relation of (Li2S)/(P2S5+P2O5)<3 on a molar basis, synthesizing a sulfide solid electrolyte from the above-mentioned material composition by a vitrification means, and assembling an all solid lithium battery in an atmosphere having a dew-point temperature of ?60° C. or more while using the above-mentioned sulfide solid electrolyte.
    Type: Application
    Filed: October 3, 2008
    Publication date: July 14, 2011
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigenori Hama, Yukiyoshi Ueno, Yasushi Tsuchida, Hirofumi Nakamoto, Masato Kamiya, Hiroshi Nagase