1
Ryuji Kikuchi, Tatsuya Takeguchi: CO tolerant multicomponent electrode catalyst for solid polymer fuel cell. Kyoto University, National University Corporation Hokkaido University, Morgan Lewis & Rockius, August 28, 2012: US08252486 (1 worldwide citation)

Disclosed is an electrode catalyst for solid polymer fuel cells wherein CO tolerance is improved. Specifically disclosed is a catalyst for fuel cells having a first catalyst and a second catalyst. The first catalyst contains Pd, C and an oxide, namely SnO2 or TiO2, and the second catalyst contains C ...


2
Wataru Ueda, Tatsuya Takeguchi: Fuel cell and electricity generation method using the same. National University Corporation Hokkaido University, Sughrue Mion PLLC, February 24, 2015: US08962217

Provided is a fuel cell which can obtain a sufficiently high electromotive force even under a low-temperature condition such as room temperature without using a deleterious substance or platinum. This fuel cell uses an electrolyte layer containing a layer-shaped metal oxide which has been subjected ...


3
Motofumi Matsuda, Tadatoshi Murota, Tatsuya Takeguchi, Wataru Ueda: Solid electrolyte membrane, fuel battery cell, and fuel battery. SANTOKU CORPORATION, National University Corporation Hokkaido University, Sughrue Mion PLLC, April 19, 2016: US09318765

Provided are a solid electrolyte membrane useful in achieving strong electromotive force in a fuel battery, and a fuel battery cell produced with this membrane. The solid electrolyte membrane includes a substrate made of a sheet material and having a plurality of openings penetrating the substrate i ...


4
Haruyuki Nakanishi, Tatsuya Takeguchi, Hiroki Takahashi, Ayaka Nakamura, Saburo Hosokawa: Solid electrolyte including layered metal oxide, fuel cell including thereof, production method for solid electrolyte, and production method for electrode catalyst. Toyota Jidosha Kabushiki Kaisha, National University Corporation Hokkaido University, Morgan Lewis & Bockius, March 24, 2015: US08986894

A solid electrolyte including a layered metal oxide represented by the formula (1), (La1-xAx)(Sr1-yBy)3(Co1-zCz)3O10-δ  (1) [wherein A represents a rare earth element other than La; B represents Mg, Ca, or Ba; C represents Ti, V, Cr, or Mn; 0≦x<1, 0≦y<1, 0≦z<1; and δ represents an oxygen deficiency ...


5
Motofumi Matsuda, Tadatoshi Murota, Tatsuya Takeguchi: Solid electrolyte, solid electrolyte membrane, fuel battery cell, and fuel battery. SANTOKU CORPORATION, National University Corporation Hokkaido University, Sughrue Mion PLLC, March 7, 2017: US09590261

Provided is solid electrolyte utilizing a composite oxide of a RP-type structure, that is useful for achieving strong electromotive force and enhanced current-voltage characteristics of a fuel battery, has enhanced ion conductivity and sufficiently inhibited electronic conductivity, and is capable o ...


6
Nobuaki Ohguri, Hiroshi Takano, Tadatoshi Murota, Motofumi Matsuda, Tatsuya Takeguchi: Positive electrode catalyst and device. SANTOKU CORPORATION, NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, Holtz Holtz & Volek PC, July 4, 2017: US09695519

A positive electrode catalyst, for use in a positive electrode in a device provided with the positive electrode and a negative electrode, in which a reaction represented by 4OH−→O2+2H2O+4e− is performed on a side of the positive electrode. The positive electrode catalyst includes a layered metal oxi ...


7
Wataru Ueda, Tatsuya Takeguchi: Fuel cell and electricity generation method using the same. June 16, 2011: US20110143259-A1

Provided is a fuel cell which can obtain a sufficiently high electromotive force even under a low-temperature condition such as room temperature without using a deleterious substance or platinum. This fuel cell uses an electrolyte layer containing a layer-shaped metal oxide which has been subjected ...


8
Ryuji Kikuchi, Tatsuya Takeguchi: CO Tolerant Multicomponent Electrode Catalyst for Solid Polymer Fuel Cell. Morgan Lewis & Bockius, July 16, 2009: US20090181285-A1

Disclosed is an electrode catalyst for solid polymer fuel cells wherein CO tolerance is improved. Specifically disclosed is a catalyst for fuel cells having a first catalyst and a second catalyst. The first catalyst contains Pd, C and an oxide, namely SnO2 or TiO2, and the second catalyst contains C ...


9
Haruyuki Nakanishi, Tatsuya Takeguchi, Hiroki Takahashi, Ayaka Nakamura, Saburo Hosokawa: Solid Electrolyte Including Layered Metal Oxide, Fuel Cell Including Thereof, Production Method for Solid Electrolyte, and Production Method for Electrode Catalyst. National University Corporation Hokkaido University, Toyota Jidosha Kabushiki Kaisha, August 9, 2012: US20120202128-A1

A solid electrolyte including a layered metal oxide represented by the formula (1), (La1-xAx)(Sr1-yBy)3(Co1-zCz)3O10-δ  (1) [wherein A represents a rare earth element other than La; B represents Mg, Ca, or Ba; C represents Ti, V, Cr, or Mn; 0≦x≦1, 0≦y≦1, 0≦z<1; and δ represents an oxygen deficiency ...


10
Motofumi Matsuda, Tadatoshi Murota, Tatsuya Takeguchi, Wataru Ueda: Solid electrolyte membrane, fuel battery cell, and fuel battery. National Univ Corporation Hokkaido Univ, Santoku Corporation, December 27, 2012: US20120328971-A1

Provided are a solid electrolyte membrane useful in achieving strong electromotive force in a fuel battery, and a fuel battery cell produced with this membrane. The solid electrolyte membrane includes a substrate made of a sheet material and having a plurality of openings penetrating the substrate i ...