Patents by Inventor Tadao Yamamoto

Tadao Yamamoto 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: 8382866
    Abstract: The invention relates to a reaction apparatus that efficiently heats a reaction portion, and a fuel cell system and an electronic device that include such a reaction apparatus. A reaction apparatus (1) includes a reformer (4) in which formed are a reforming reaction chamber (31) and a reformer combustion chamber (30) that generates heat to be supplied to the reforming reaction chamber (31), which (30, 31) are adjacent to each other with a partition interposed therebetween; a CO remover (5) in which formed are a removing reaction chamber (35) where a chemical reaction is performed at a temperature lower than that in the reforming reaction chamber (31) and a remover combustion chamber (34) that generates heat to be supplied to the removing reaction chamber (35), which (34, 35) are adjacent to each other with a partition interposed therebetween; and a connecting portion (6) that connects the reformer (4) and the remover (5).
    Type: Grant
    Filed: August 29, 2007
    Date of Patent: February 26, 2013
    Assignees: Kyocera Corporation, Casio Computer Co., Ltd.
    Inventors: Kaoru Saito, Naotomo Miyamoto, Tadao Yamamoto, Yoshihiro Basho, Masaaki Miyahara, Masaharu Shioya, Toshihiro Hashimoto, Atsushi Ogasawara, Ryuji Mori
  • Patent number: 8382865
    Abstract: The invention relates to a reaction apparatus having an enhanced connection, and a fuel cell system and an electronic device that include such a reaction apparatus. A reaction apparatus (1) a reformer (4) in which a reforming reaction chamber (31) is formed, a CO remover in which a removing reaction chamber (35) where a chemical reaction is performed at a temperature lower than that in the reforming reaction chamber (31) is formed, and a connecting portion (6) having a communicating path that communicates between the reforming reaction chamber (31) and the removing reaction chamber (35). The reformer (4) and the CO remover (5) are arranged spaced apart from each other, at least one of which (4, 5) is configured by combining ceramic parts (11, 12) and metal components (15, 16), and the ceramic parts (11, 12) and the metal components (15, 16) are connected with connecting members (18, 20) interposed therebetween.
    Type: Grant
    Filed: August 29, 2007
    Date of Patent: February 26, 2013
    Assignees: Kyocera Corporation, Casio Computer Co., Ltd.
    Inventors: Tadao Yamamoto, Kaoru Saito, Naotomo Miyamoto, Masaharu Shioya, Toshihiro Hashimoto, Masaaki Miyahara, Atsushi Ogasawara, Ryuji Mori
  • Patent number: 8101323
    Abstract: Disclosed is a fuel cell device comprising a plurality of generator cells to generate electric power by an electrochemical reaction of an oxidizing agent and a reducing agent, wherein the plurality of generator cells include: a plurality of gas flow paths to send a reactant gas for the electrochemical reaction respectively to the plurality of generator cells; and a plurality of inflow ports respectively provided at a position in which the reactant gas flows into each of the plurality of gas flow paths, and wherein among the plurality of inflow ports, a cross-sectional dimension of an inflow port provided at a downstream side of a flowing direction of the reactant gas is smaller than a cross-sectional dimension of an inflow port provided at an upstream side of the flowing direction of the reactant gas.
    Type: Grant
    Filed: September 18, 2008
    Date of Patent: January 24, 2012
    Assignee: Casio Computer Co., Ltd.
    Inventor: Tadao Yamamoto
  • Patent number: 8038959
    Abstract: A reacting device includes a base plate, a first reaction unit provided on the base plate, a reaction material being supplied thereto, the first reaction unit being set at a first temperature, a reaction flow channel being formed such that the reaction material flows therein, the first reaction unit causing a reaction of the reaction material and at least one heating unit which sets the first reaction unit at the first temperature. The first reaction unit has a plurality of reactors that communicate with each other, and the heating unit is provided between the adjacent reactors.
    Type: Grant
    Filed: September 6, 2006
    Date of Patent: October 18, 2011
    Assignee: Casio Computer Co., Ltd.
    Inventors: Naotomo Miyamoto, Tadao Yamamoto, Masaharu Shioya
  • Patent number: 7867297
    Abstract: A reactor comprising, a low-temperature reaction part which causes reaction of a reactant, a high-temperature reaction part which causes reaction of the reactant at higher temperature than that of the low-temperature reaction part, a high-temperature reaction part heating element which heats high-temperature reaction part, and a wire which is connected to the high-temperature reaction part heating element and is wired to the low-temperature reaction part.
    Type: Grant
    Filed: August 9, 2006
    Date of Patent: January 11, 2011
    Assignee: Casio Computer Co., Ltd.
    Inventors: Tadao Yamamoto, Naotomo Miyamoto, Masaharu Shioya
  • Patent number: 7867298
    Abstract: Disclosed is a micro-reactor module including: a high temperature reactor which causes a reaction of a reactant; and a low temperature reactor which causes a reaction of a reactant at a lower temperature than the high temperature reactor, wherein a material of infrared reflecting film is set so that an infrared reflectance of the high temperature reactor is higher than an infrared reflectance of the low temperature reactor. Consequently, heat radiation of a plurality of reactors set to different temperatures is suppressed and the difference in temperatures between the plurality of reactors is maintained.
    Type: Grant
    Filed: March 25, 2008
    Date of Patent: January 11, 2011
    Assignee: Casio Computer Co., Ltd.
    Inventors: Naotomo Miyamoto, Kaoru Saito, Tadao Yamamoto
  • Patent number: 7763216
    Abstract: A chemical reactor includes a first reaction section which has a first flow path and causes a first reaction in the first flow path. A heating section heats the first reaction section. A second reaction section has a second flow path and causes a second reaction in the second flow path by heat of the heating section transmitted via the first reaction section.
    Type: Grant
    Filed: December 11, 2007
    Date of Patent: July 27, 2010
    Assignee: Casio Computer Co., Ltd.
    Inventors: Tadao Yamamoto, Masaharu Shioya
  • Patent number: 7758822
    Abstract: A reactor device includes a reactor including at least one reacting unit supplied with a reactant to cause a reaction, a terminal portion provided at the reacting unit, and an electrically conductive member comprising an electrically conductive material and connected to the terminal portion, a space which extends between the terminal portion and an end face of the reactor, wherein the electrically conductive member is routed to outside the reactor through the space from the terminal portion to the end face of the reactor, and the electrically conductive member is fixed to the reactor at the end face.
    Type: Grant
    Filed: January 17, 2007
    Date of Patent: July 20, 2010
    Assignee: Casio Computer Co., Ltd.
    Inventors: Tsutomu Terazaki, Tadao Yamamoto
  • Patent number: 7754161
    Abstract: A reactor to reform fuel includes a low temperature reaction unit, a high temperature reaction unit provided separately from the low temperature reaction unit, and a communicating tube via which the low temperature reaction unit and the high temperature reaction unit communicate with each other. At least one of the low temperature reaction unit and the high temperature reaction unit has a first surface, and the other of the low temperature reaction unit and the high temperature reaction unit has a second surface which is opposed to the first surface. The first surface includes a concave surface and a projecting surface which projects towards the second surface, wherein a length between the concave surface and the second surface is longer than a length between the projecting surface and the second surface. And the communicating tube is provided between the concave surface and the second surface.
    Type: Grant
    Filed: June 5, 2006
    Date of Patent: July 13, 2010
    Assignee: Casio Computer Co., Ltd.
    Inventor: Tadao Yamamoto
  • Patent number: 7713317
    Abstract: A reactor including a high-temperature reaction unit which causes a reaction of a first reaction material to create a second reaction material and a product, and a low-temperature reaction unit which causes a reaction of the second reaction material at a temperature lower than in the high-temperature reaction unit. A coupling pipe is interposed between the high-temperature reaction unit and the low-temperature reaction unit and transfers the first reaction material and the product created with the reaction material between the high-temperature reaction unit and the low-temperature reaction unit. An external flow pipe is joined to the low-temperature reaction unit at its having one end.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: May 11, 2010
    Assignee: Casio Computer Co., Ltd.
    Inventors: Tadao Yamamoto, Naotomo Miyamoto, Masaharu Shioya
  • Publication number: 20100112394
    Abstract: The invention relates to a reaction apparatus having an enhanced connection, and a fuel cell system and an electronic device that include such a reaction apparatus. A reaction apparatus (1) a reformer (4) in which a reforming reaction chamber (31) is formed, a CO remover in which a removing reaction chamber (35) where a chemical reaction is performed at a temperature lower than that in the reforming reaction chamber (31) is formed, and a connecting portion (6) having a communicating path that communicates between the reforming reaction chamber (31) and the removing reaction chamber (35). The reformer (4) and the CO remover (5) are arranged spaced apart from each other, at least one of which (4, 5) is configured by combining ceramic parts (11, 12) and metal components (15, 16), and the ceramic parts (11, 12) and the metal components (15, 16) are connected with connecting members (18, 20) interposed therebetween.
    Type: Application
    Filed: August 29, 2007
    Publication date: May 6, 2010
    Applicants: KYOCERA CORPORATION, CASIO COMPUTER CO., LTD.
    Inventors: Tadao Yamamoto, Kaoru Saito, Naotomo Miyamoto, Masaharu Shioya, Toshihiro Hashimoto, Masaaki Miyahara, Atsushi Ogasawara, Ryuji Mori
  • Publication number: 20100097311
    Abstract: The invention relates to a reaction apparatus that efficiently heats a reaction portion, and a fuel cell system and an electronic device that include such a reaction apparatus. A reaction apparatus (1) includes a reformer (4) in which formed are a reforming reaction chamber (31) and a reformer combustion chamber (30) that generates heat to be supplied to the reforming reaction chamber (31), which (30, 31) are adjacent to each other with a partition interposed therebetween; a CO remover (5) in which formed are a removing reaction chamber (35) where a chemical reaction is performed at a temperature lower than that in the reforming reaction chamber (31) and a remover combustion chamber (34) that generates heat to be supplied to the removing reaction chamber (35), which (34, 35) are adjacent to each other with a partition interposed therebetween; and a connecting portion (6) that connects the reformer (4) and the remover (5).
    Type: Application
    Filed: August 29, 2007
    Publication date: April 22, 2010
    Applicants: KYOCERA CORPORATION, CASIO COMPUTER CO., LTD.
    Inventors: Kaoru Saito, Naotomo Miyamoto, Tadao Yamamoto, Yoshihiro Basho, Masaaki Miyahara, Masaharu Shioya, Toshihiro Hashimoto, Atsushi Ogasawara, Ryuji Mori
  • Publication number: 20100086813
    Abstract: The invention provides a reaction apparatus capable of efficiently causing a reaction, and a fuel cell system and an electronic device that include such a reaction apparatus. A reaction apparatus (1) includes a reformer (4), a CO remover (5) and a connecting portion (6) that connects the reformer (4) and the remover (5). The reformer (4) has a reforming reaction chamber (31) and a reformer combustion chamber (30) that generates heat to be supplied to the reforming reaction chamber (31), which (30, 31) are adjacent to each other with a partition interposed therebetween. The CO remover (5) has a removing reaction chamber (35) and a remover combustion chamber (34) that generates heat to be supplied to the removing reaction chamber (35), which (34, 35) are adjacent to each other with a partition interposed therebetween.
    Type: Application
    Filed: August 29, 2007
    Publication date: April 8, 2010
    Applicants: KYOCERA CORPORATION, CASIO COMPUTER CO., LTD.
    Inventors: Tadao Yamamoto, Kaoru Saito, Naotomo Miyamoto, Masaharu Shioya, Ryuji Mori, Masahiko Miyauchi, Masaaki Miyahara, Yoshihiro Basho, Toshihiro Hashimoto, Atsushi Ogasawara
  • Patent number: 7687035
    Abstract: A reaction apparatus includes: a chemical reaction unit for causing a reaction of a reactant by being set to a predetermined temperature and by being supplied with the reactant, a heat insulation package for housing the chemical reaction unit therein, an abnormality detector for detecting at least one of a temperature abnormality of the chemical reaction unit and the heat insulation package, and a cooling unit for flowing a cooling fluid to the chemical reaction unit to stop the reaction according to a detection result by the abnormality detector. In the reaction apparatus, the leakage of heat inside the reaction apparatus to outside is prevented when abnormality occurs to the chemical reaction unit and the heat insulation package.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: March 30, 2010
    Assignee: Casio Computer Co., Ltd.
    Inventors: Toshihito Terada, Tadao Yamamoto, Naotomo Miyamoto
  • Patent number: 7662349
    Abstract: Disclosed is a reactor including: a first reaction part and a second reaction part each comprising a reaction channel where a reactant flows, in which the reactant is applied to cause a reaction of the reactant, and which are arranged to form a gap therebetween; a heat insulating container covering at least entirety of the first reaction part, the second reaction part and the gap, in which a pressure within an inner space of the heat insulating container including the gap is lower than atmospheric pressure; and at least one getter material disposed in a space including the gap in the inner space. The getter material improves degree of vacuum in the inner space of the heat insulating container, and is disposed at the gap between the first reaction part and the second reaction part so as not to increase the size of the reactor.
    Type: Grant
    Filed: August 31, 2006
    Date of Patent: February 16, 2010
    Assignee: Casio Computer Co., Ltd.
    Inventors: Naotomo Miyamoto, Tadao Yamamoto, Masaharu Shioya
  • Patent number: 7572417
    Abstract: A reactor supplied with a reactant to cause reaction of the reactant includes a reaction device which has a hollow box type member having a top plate and a bottom plate opposed to each other and side plates connected to an edge of the top plate and an edge of the bottom plate. A partition member is housed in the box type member, the partition member coming into contact with at least internal faces of the side plates of the box type member and partitioning a space in the box type member into a plurality of reaction chambers to which the reactant is to be supplied. A penetrating region is provided in the partition member to connect the adjacent reaction chambers to each other, the penetrating region having the reactant passed therethrough.
    Type: Grant
    Filed: September 28, 2006
    Date of Patent: August 11, 2009
    Assignee: Casio Computer Co., Ltd.
    Inventors: Naotomo Miyamoto, Kaoru Saito, Tadao Yamamoto
  • Patent number: 7531016
    Abstract: A chemical reaction apparatus includes a solid body which has an outer surface, and in which at least one flow path which allows a chemical medium to flow is formed. This body has a heating element which heats the chemical medium in the flow path to accelerate a chemical reaction of the chemical medium, and a heat radiation preventing film which covers at least a portion of the outer surface of the body, and prevents radiation of heat generated by the heating element from a portion of the outer surface.
    Type: Grant
    Filed: March 19, 2003
    Date of Patent: May 12, 2009
    Assignee: Casio Computer Co., Ltd.
    Inventors: Tadao Yamamoto, Osamu Nakamura, Keishi Takeyama, Tsutomu Terazaki
  • Publication number: 20090081521
    Abstract: Disclosed is a fuel cell device comprising a plurality of generator cells to generate electric power by an electrochemical reaction of an oxidizing agent and a reducing agent, wherein the plurality of generator cells include: a plurality of gas flow paths to send a reactant gas for the electrochemical reaction respectively to the plurality of generator cells; and a plurality of inflow ports respectively provided at a position in which the reactant gas flows into each of the plurality of gas flow paths, and wherein among the plurality of inflow ports, a cross-sectional dimension of an inflow port provided at a downstream side of a flowing direction of the reactant gas is smaller than a cross-sectional dimension of an inflow port provided at an upstream side of the flowing direction of the reactant gas.
    Type: Application
    Filed: September 18, 2008
    Publication date: March 26, 2009
    Applicant: Casio Computer Co., Ltd.
    Inventor: Tadao YAMAMOTO
  • Publication number: 20080241020
    Abstract: Disclosed is a micro-reactor module including: a high temperature reactor which causes a reaction of a reactant; and a low temperature reactor which causes a reaction of a reactant at a lower temperature than the high temperature reactor, wherein a material of infrared reflecting film is set so that an infrared reflectance of the high temperature reactor is higher than an infrared reflectance of the low temperature reactor. Consequently, heat radiation of a plurality of reactors set to different temperatures is suppressed and the difference in temperatures between the plurality of reactors is maintained.
    Type: Application
    Filed: March 25, 2008
    Publication date: October 2, 2008
    Applicant: Casio Computer Co., Ltd.
    Inventors: Naotomo Miyamoto, Kaoru Saito, Tadao Yamamoto
  • Publication number: 20080193808
    Abstract: Disclosed is a reacting apparatus including: a reactor including a reacting section to which a reactant is supplied to cause a reaction of the reactant; one or a plurality of terminal section provided in the reacting section; and one or a plurality of conductive component including electrically conductive material, one end of which is connected to any one of the terminal section of the reactor, wherein at least one of the conductive component has a flow path provided inside thereof; and at least a portion of the reactant is supplied to the reactor through the flow path. Consequently, rise in temperature of an other end of the electrically conductive component due to heat transmission from the reactor can be suppressed and heat loss of the reactor through the electrically conductive component may be reduced.
    Type: Application
    Filed: February 5, 2008
    Publication date: August 14, 2008
    Applicant: Casio Computer Co., Ltd.
    Inventor: Tadao Yamamoto