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).
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Patent number: 11961676Abstract: An electronic device 10 comprises chip capacitors 20a and 20b, an accommodation recess 62 accommodating the chip capacitors 20a and 20b, and a case 60 including a protrusion 64 partitioning the accommodation recess 62 into a first accommodation space 62a and a second accommodation space 62b along the X-axis direction. The protrusion 64 includes a first protrusion 64a and a second protrusion 64b disposed away from the first protrusion 64a along the Y-axis direction. The first protrusion 64a and the second protrusion 64b are disposed with a communication space 69 provided between the first protrusion 64a and the second protrusion 64b, so that the first accommodation space 62a and the second accommodation space 62b communicate.Type: GrantFiled: June 23, 2022Date of Patent: April 16, 2024Assignee: TDK CORPORATIONInventors: Akihiro Masuda, Shinya Ito, Norihisa Ando, Kosuke Yazawa, Yoshiki Satou, Katsumi Kobayashi
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Patent number: 11962052Abstract: A fuel cell module comprises: at least one cell stack including a plurality of single fuel cells supplied with a fuel gas and an oxidizing gas to generate power; a sealable housing accommodating the at least one cell stack and forming a power generation chamber inside the housing; a pressure vessel accommodating the housing; and an oxidizing gas supply pipe for supplying the oxidizing gas to the cell stack. At least one pressure equalizing opening is formed in the housing to allow communication between inside and outside of the housing. The at least one pressure equalizing opening includes only one pressure equalizing opening, or a plurality of pressure equalizing openings in which a distance between a pressure equalizing opening in the highest position and a pressure equalizing opening in the lowest position is within 0.1H, where H is a height of the housing.Type: GrantFiled: February 14, 2020Date of Patent: April 16, 2024Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Daigo Kobayashi, Hiroyuki Ozawa, Masahiro Mihara, Ryutaro Mori, Takeshi Matsuo, Norihisa Matake
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Publication number: 20240087812Abstract: An electronic component includes a component body, a metal terminal, and a bonding material. The component body includes an element body and an external electrode. The metal terminal includes a first main surface and a second main surface, and a side surface. The bonding material electrically and physically connects the external electrode and the metal terminal. The metal terminal includes a first metal layer including the first main surface, a second metal layer including the second main surface, and a terminal body including the side surface. The terminal body is exposed at the side surface, and the first metal layer and the second metal layer are separated from each other on the side surface. Each of the first metal layer and the second metal layer includes a Ni plated layer. The terminal body includes Cu. The bonding material includes solder.Type: ApplicationFiled: July 26, 2023Publication date: March 14, 2024Applicant: TDK CORPORATIONInventors: Toshihiro IGUCHI, Hisashi KOBAYASHI, Norihisa ANDO, Kenya TAMAKI
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Patent number: 11915876Abstract: A ceramic electronic device comprises an element body including a ceramic layer and an internal electrode layer, and an external electrode electrically connected to at least one end of the internal electrode layer. The element body includes an interface part at least at a part of a boundary between the external electrode and the ceramic layer. The interface part includes an oxide containing aluminium and an oxide containing boron.Type: GrantFiled: July 6, 2022Date of Patent: February 27, 2024Assignee: TDK CORPORATIONInventors: Toshihiro Iguchi, Norihisa Ando, Kenya Tamaki, Hisashi Kobayashi
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Patent number: 11515559Abstract: 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: GrantFiled: February 4, 2020Date of Patent: November 29, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Yuta Ikeda, Norihisa Kobayashi
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Publication number: 20220297791Abstract: A master cylinder for a brake. The master cylinder includes a cylinder main body having a hydraulic pressure chamber, a reservoir tank having a storage chamber, and a separator that is provided in the reservoir tank to divide a space in the storage chamber of the reservoir tank into an upper region and a lower region. A hydraulic fluid is storable in the hydraulic pressure chamber, and is storable in the storage chamber for thereby replenishing the hydraulic pressure chamber. The hydraulic fluid is circulatable between the upper region and the lower region, such that a liquid surface of the hydraulic fluid is in the upper region. The separator has a lower surface in the lower region. The lower surface has an inner portion, and an inclined portion that surrounds the inner portion and that is inclined outwardly and upwardly with respect to the inner portion.Type: ApplicationFiled: March 15, 2022Publication date: September 22, 2022Inventors: Katsuya HARUTA, Kazuki WATANABE, Norihisa KOBAYASHI
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Patent number: 11444309Abstract: 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: GrantFiled: April 1, 2020Date of Patent: September 13, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Yuta Ikeda, Norihisa Kobayashi, Kimiharu Mizusaki
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Patent number: 11355767Abstract: 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: GrantFiled: March 16, 2020Date of Patent: June 7, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Yuta Ikeda, Naoki Inoue, Hideharu Naito, Norihisa Kobayashi, Kimiharu Mizusaki
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Patent number: 10923746Abstract: 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: GrantFiled: March 26, 2019Date of Patent: February 16, 2021Assignee: HONDA MOTOR CO., LTD.Inventors: Yuta Ikeda, Naoki Inoue, Kimiharu Mizusaki, Norihisa Kobayashi
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Patent number: 10879543Abstract: 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: GrantFiled: October 19, 2016Date of Patent: December 29, 2020Assignee: HONDA MOTOR CO., LTD.Inventors: Yuki Imamura, Choichi Ishikawa, Norihisa Kobayashi, Toshinobu Mito, Mitsunori Matsumoto
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Publication number: 20200321645Abstract: 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: ApplicationFiled: April 1, 2020Publication date: October 8, 2020Inventors: Yuta Ikeda, Norihisa Kobayashi, Kimiharu Mizusaki
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Publication number: 20200303754Abstract: 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: ApplicationFiled: March 16, 2020Publication date: September 24, 2020Inventors: Yuta Ikeda, Naoki Inoue, Hideharu Naito, Norihisa Kobayashi, Kimiharu Mizusaki
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Publication number: 20200259201Abstract: 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: ApplicationFiled: February 4, 2020Publication date: August 13, 2020Inventors: Yuta Ikeda, Norihisa Kobayashi
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Publication number: 20200212472Abstract: 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: ApplicationFiled: December 27, 2019Publication date: July 2, 2020Inventors: Yuta Ikeda, Naoki Inoue, Norihisa Kobayashi, Kimiharu Mizusaki, Toshiyasu Shibata, Masashi Wada
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Publication number: 20190305339Abstract: 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: ApplicationFiled: March 26, 2019Publication date: October 3, 2019Inventors: Yuta Ikeda, Naoki Inoue, Kimiharu Mizusaki, Norihisa Kobayashi
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Publication number: 20190252714Abstract: 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: ApplicationFiled: February 8, 2019Publication date: August 15, 2019Inventors: Kimiharu Mizusaki, Yuki Imamura, Norihisa Kobayashi, Takaaki Mitsuoka
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Patent number: 10295882Abstract: 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: GrantFiled: July 12, 2017Date of Patent: May 21, 2019Assignee: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITYInventors: Norihisa Kobayashi, Kazuki Nakamura, Yuichi Watanabe
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Patent number: 10168595Abstract: 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: GrantFiled: October 12, 2015Date of Patent: January 1, 2019Assignees: STANLEY ELECTRIC CO., LTD., NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITYInventors: Yasuo Toko, Manabu Yatabe, Norihisa Kobayashi
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Publication number: 20170371219Abstract: 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: ApplicationFiled: July 12, 2017Publication date: December 28, 2017Inventors: Norihisa Kobayashi, Kazuki Nakamura, Yuichi Watanabe
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Patent number: 9695914Abstract: 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: GrantFiled: September 12, 2014Date of Patent: July 4, 2017Assignee: NSK LTD.Inventors: Nagao Dohi, Hiroki Nishii, Norihisa Kobayashi, Tomohiro Inoue, Masahiro Kita