Patents by Inventor Norihisa Kobayashi

Norihisa Kobayashi 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: 10923746
    Abstract: At one end of a fuel cell stack in a stacking direction, an insulating plate and an end plate are provided. Further, a bypass channel connecting a reactant gas supply passage and a second reactant gas discharge passage is formed between a cell stack body and the end plate. An oxygen-containing gas supplied from a reactant gas supply passage is distributed to a first reactant gas discharge passage and the second reactant gas discharge passage in the fuel cell stack.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: February 16, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yuta Ikeda, Naoki Inoue, Kimiharu Mizusaki, Norihisa Kobayashi
  • Patent number: 10879543
    Abstract: A stack case includes a lower surface and at least one through hole. The lower surface is at a bottom of the stack case in a vehicle height direction of the vehicle. The at least one through hole opens to an inside of the stack case. An outer opening opens to an outside of a vehicle. The at least one vent pipe has one end and another end opposite to the one end along a length of the at least one vent pipe. The one end is connected to the at least one through hole provided in the stack case. The another end is connected to the outer opening in the vehicle body. The drain hole is provided in the lower surface of the stack case to be open to an inside of a motor compartment. The drain hole is located below the outer opening in the vehicle height direction.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: December 29, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yuki Imamura, Choichi Ishikawa, Norihisa Kobayashi, Toshinobu Mito, Mitsunori Matsumoto
  • Publication number: 20200321645
    Abstract: A fuel cell system includes a stack case and an auxiliary device case. The stack case stores a stack including a power generation cell stack body including a plurality of power generation cells stacked horizontally in a stacking direction, and an insulating plate stacked at an end of the power generation cell stack body in the stacking direction. The auxiliary device case stores a fuel cell auxiliary device. The inside of the stack case and the inside of the auxiliary device case that are adjacent to each other in the stacking direction are separated by a partition wall. The partition wall has ventilation connection ports. The ventilation connection ports connect the inside of the stack case with the inside of the auxiliary device case. The insulating plate provided closer to the partition wall, than the power generation cell stack body, inside the stack case faces the ventilation connection ports.
    Type: Application
    Filed: April 1, 2020
    Publication date: October 8, 2020
    Inventors: Yuta Ikeda, Norihisa Kobayashi, Kimiharu Mizusaki
  • Publication number: 20200303754
    Abstract: A fuel cell stack includes a cell stack body including a plurality of stacked power generation cells together. A metal plate and an elastic seal member are overlapped with each other at a position facing a bead seal formed on an end metal separator. A support member includes a recess accommodating the metal plate. A gap is provided between an inner peripheral end of the metal plate and the recess, or between an outer peripheral end of the metal plate and the recess, for absorbing thermal expansion difference between the metal plate and the support member.
    Type: Application
    Filed: March 16, 2020
    Publication date: September 24, 2020
    Inventors: Yuta Ikeda, Naoki Inoue, Hideharu Naito, Norihisa Kobayashi, Kimiharu Mizusaki
  • Publication number: 20200259201
    Abstract: A first power output unit connected to a first terminal plate of a fuel cell system is electrically connected to a first external connector through a first joint part at a position above a cell stack body in an outer case. The first joint part includes a tightening member for tightening the first power output unit and the first external connector together by screw tightening, and a cover covering a screw tightening part of the tightening member from below.
    Type: Application
    Filed: February 4, 2020
    Publication date: August 13, 2020
    Inventors: Yuta Ikeda, Norihisa Kobayashi
  • Publication number: 20200212472
    Abstract: A fuel cell stack includes a cell stack body formed by stacking a plurality of power generation cells in a staking direction. The cell stack body includes end metal separators provided at both ends of the power generation cells in the stacking direction. Bead seals are formed integrally with the end metal separators, respectively. Metal plates and elastic seal members are overlapped with each other at positions facing the bead seals. The metal plates are supported by electrically insulating support members, and provided between the bead seals and the elastic seal members, respectively.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 2, 2020
    Inventors: Yuta Ikeda, Naoki Inoue, Norihisa Kobayashi, Kimiharu Mizusaki, Toshiyasu Shibata, Masashi Wada
  • Publication number: 20190305339
    Abstract: At one end of a fuel cell stack in a stacking direction, an insulating plate and an end plate are provided. Further, a bypass channel connecting a reactant gas supply passage and a second reactant gas discharge passage is formed between a cell stack body and the end plate. An oxygen-containing gas supplied from a reactant gas supply passage is distributed to a first reactant gas discharge passage and the second reactant gas discharge passage in the fuel cell stack.
    Type: Application
    Filed: March 26, 2019
    Publication date: October 3, 2019
    Inventors: Yuta Ikeda, Naoki Inoue, Kimiharu Mizusaki, Norihisa Kobayashi
  • Publication number: 20190252714
    Abstract: A fuel cell system includes a stack case containing a fuel cell stack and an auxiliary device case containing fuel cell auxiliary devices. An internal space of the stack case and an internal space of the auxiliary device case are divided by a wall. Ventilation passages are formed in an upper part of the wall in a vertical direction. The ventilation passages connect the internal space of the stack case and the internal space of the auxiliary device case together. Ventilation ducts are connected to an upper part of the stack case in the vertical direction and an upper part the auxiliary device case in the vertical direction.
    Type: Application
    Filed: February 8, 2019
    Publication date: August 15, 2019
    Inventors: Kimiharu Mizusaki, Yuki Imamura, Norihisa Kobayashi, Takaaki Mitsuoka
  • Patent number: 10295882
    Abstract: Disclosed is a high quality display device which avoids complicated element structure, and does not unnecessarily reduce portability. The display device comprises: a pair of substrates which are disposed facing each other, and on each of which electrodes are formed; and a material layer which is sandwiched between the pair of substrates. The material layer contains: a coloring material which changes color upon the application of a voltage; and a light-emitting material which emits light upon photoexcitation.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: May 21, 2019
    Assignee: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY
    Inventors: Norihisa Kobayashi, Kazuki Nakamura, Yuichi Watanabe
  • Patent number: 10168595
    Abstract: An electrodeposition element is provided which includes a first substrate including a first member and an electrode arranged above the first member, a second substrate arranged opposite to the first substrate and including an electrode, and an electrolyte layer arranged between the electrodes of the first substrate and the second substrate, and including an electrodeposition material that contains silver. When a voltage is applied between the electrodes of the first substrate and the second substrate such that the first substrate side is negative and the second substrate side is positive, a reflective surface made of a silver thin film and reflecting light, which is incident from a direction normal to the first and second substrates, in a direction not parallel to the incident direction of the light is formed above the electrode of the first substrate.
    Type: Grant
    Filed: October 12, 2015
    Date of Patent: January 1, 2019
    Assignees: STANLEY ELECTRIC CO., LTD., NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY
    Inventors: Yasuo Toko, Manabu Yatabe, Norihisa Kobayashi
  • Publication number: 20170371219
    Abstract: Disclosed is a high quality display device which avoids complicated element structure, and does not unnecessarily reduce portability. The display device comprises: a pair of substrates which are disposed facing each other, and on each of which electrodes are formed; and a material layer which is sandwiched between the pair of substrates. The material layer contains: a coloring material which changes color upon the application of a voltage; and a light-emitting material which emits light upon photoexcitation.
    Type: Application
    Filed: July 12, 2017
    Publication date: December 28, 2017
    Inventors: Norihisa Kobayashi, Kazuki Nakamura, Yuichi Watanabe
  • Patent number: 9695914
    Abstract: Construction is achieved whereby durability is maintained while size and weight are reduced. Installation plate sections are provided on the top and bottom end sections of a pair of support columns. Bolts are inserted through through-holes that penetrate through the installation plate sections in the axial direction; the bolts are then screwed into screw holes provided in the axial direction of anchor sections of an actuator body and a connecting plate, and the bolts are further tightened, whereby the support columns are securely joined and fastened to the actuator body and the connecting plate.
    Type: Grant
    Filed: September 12, 2014
    Date of Patent: July 4, 2017
    Assignee: NSK LTD.
    Inventors: Nagao Dohi, Hiroki Nishii, Norihisa Kobayashi, Tomohiro Inoue, Masahiro Kita
  • Publication number: 20170113531
    Abstract: A stack case includes a lower surface and at least one through hole. The lower surface is at a bottom of the stack case in a vehicle height direction of the vehicle. The at least one through hole opens to an inside of the stack case. An outer opening opens to an outside of a vehicle. The at least one vent pipe has one end and another end opposite to the one end along a length of the at least one vent pipe. The one end is connected to the at least one through hole provided in the stack case. The another end is connected to the outer opening in the vehicle body. The drain hole is provided in the lower surface of the stack case to be open to an inside of a motor compartment. The drain hole is located below the outer opening in the vehicle height direction.
    Type: Application
    Filed: October 19, 2016
    Publication date: April 27, 2017
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Yuki IMAMURA, Choichi ISHIKAWA, Norihisa KOBAYASHI, Toshinobu MITO, Mitsunori MATSUMOTO
  • Patent number: 9599873
    Abstract: A light control method for a light control element which can be used even as a transmission-type one, has a high-quality mirror state enabling a high contrast ratio, and enables a display in multiple colors. To this end, in this light control method for a light control element, with respect to a light control element containing a pair of substrates, a pair of electrodes formed on opposed surfaces of the pair of substrates, and an electrolyte layer sandwiched between the pair of electrodes and including an electrochromic material containing silver and a mediator, the applied voltage to be applied between the pair of electrodes is changed in one light control period.
    Type: Grant
    Filed: May 28, 2013
    Date of Patent: March 21, 2017
    Assignee: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY
    Inventors: Norihisa Kobayashi, Kazuki Nakamura, Ayako Tsuboi
  • Patent number: 9588394
    Abstract: An optical apparatus includes first and second substrates disposed to oppose each other, the first substrate having a first electrode provided on a surface of the first substrate nearer to the second substrate, and the second substrate having a second electrode provided on a surface of the second substrate nearer to the first substrate, and an electrolyte layer sandwiched between the first and the second substrates, and containing electro-deposition material including silver, wherein when potential of the first electrode is used as reference, a first voltage of positive polarity is applied in a first period to the second electrode, and a second voltage of positive polarity lower than the first voltage is applied in a second period after the first period to the second electrode.
    Type: Grant
    Filed: October 9, 2014
    Date of Patent: March 7, 2017
    Assignee: STANLEY ELECTRIC CO., LTD.
    Inventors: Hiroto Fukushima, Yasuo Toko, Norihisa Kobayashi
  • Publication number: 20160230856
    Abstract: Construction is achieved whereby durability is maintained while size and weight are reduced. Installation plate sections are provided on the top and bottom end sections of a pair of support columns. Bolts are inserted through through-holes that penetrate through the installation plate sections in the axial direction; the bolts are then screwed into screw holes provided in the axial direction of anchor sections of an actuator body and a connecting plate, and the bolts are further tightened, whereby the support columns are securely joined and fastened to the actuator body and the connecting plate.
    Type: Application
    Filed: September 12, 2014
    Publication date: August 11, 2016
    Inventors: Nagao Dohi, Hiroki Nishii, Norihisa Kobayashi, Tomohiro Inoue, Masahiro Kita
  • Patent number: 9399213
    Abstract: Provided is a practical method for dry-separating arsenic compounds from a used NOx removal catalyst contaminated with arsenic. The method for removing arsenic compounds comprises heat-treating a NOx removal catalyst contaminated with arsenic compounds at a predetermined temperature in a reducing atmosphere while exposing the catalyst to hydrocarbon compounds (except CH4) or oxygen-containing carbon compound.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: July 26, 2016
    Assignee: MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    Inventors: Masashi Kiyosawa, Norihisa Kobayashi
  • Publication number: 20160054632
    Abstract: An electrodeposition element is provided which includes a first substrate including a first member and an electrode arranged above the first member, a second substrate arranged opposite to the first substrate and including an electrode, and an electrolyte layer arranged between the electrodes of the first substrate and the second substrate, and including an electrodeposition material that contains silver. When a voltage is applied between the electrodes of the first substrate and the second substrate such that the first substrate side is negative and the second substrate side is positive, a reflective surface made of a silver thin film and reflecting light, which is incident from a direction normal to the first and second substrates, in a direction not parallel to the incident direction of the light is formed above the electrode of the first substrate.
    Type: Application
    Filed: October 12, 2015
    Publication date: February 25, 2016
    Applicants: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY, STANLEY ELECTRIC CO., LTD.
    Inventors: Yasuo TOKO, Manabu YATABE, Norihisa KOBAYASHI
  • Publication number: 20160026054
    Abstract: Provided is a light control method for a light control element which can be used even as a transmission-type one, has a high-quality mirror state enabling a high contrast ratio, and enables display in multiple colors. To this end, in this light control method for a light control element, with respect to a light control element comprising a pair of substrates, a pair of electrodes formed on opposed surfaces of the pair of substrates, and an electrolyte layer sandwiched between the pair of electrodes and including an electrochromic material containing silver and a mediator, the applied voltage to be applied between the pair of electrodes is changed in one light control period.
    Type: Application
    Filed: May 28, 2013
    Publication date: January 28, 2016
    Inventors: Norihisa KOBAYASHI, Kazuki NAKAMURA, Ayako TSUBOI
  • Patent number: 9188826
    Abstract: Provided are a light-adjusting element and a product containing the same. The light-adjusting element usable even with a transmission display device, and has a high-quality mirror state capable of a high contrast ratio. A light-adjusting element, according to one embodiment of the present invention, is characterized by including: a pair of substrates; a pair of electrodes formed on opposing surfaces of the pair of substrates, with one electrode being a transparent electrode that has nanometer-scale depressions and protrusions; and en electrolyte layer, interposed between the pair of electrodes, which has electrolyte as well as a mediator and an electrochromic material that has silver. Furthermore, a device according to one embodiment of the present invention at least partially includes the light-adjusting element.
    Type: Grant
    Filed: March 2, 2012
    Date of Patent: November 17, 2015
    Assignee: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY
    Inventors: Norihisa Kobayashi, Kazuki Nakamura, Shingo Araki