1
Goro Asai, Fusaki Igarashi, Kenichi Murata, Takahiro Hashimoto, Masaki Kakihara: Route guiding apparatus and medium. Toyota Jidosha Kabushiki Kaisha, Finnegan Henderson Farabow Garrett & Dunner L, July 16, 2002: US06421606 (70 worldwide citation)

A route guiding apparatus provides information for a route using public transportation as an alternative to a vehicular route. In addition to searching for a vehicular route from a current location to a destination, it is determined whether the current location and the destination are within a zone ...


2
Fusaki Igarashi: Fuel cell system and boost converter for fuel cell. Toyota Jidosha Kabushiki Kaisha, Kenyon & Kenyon, March 18, 2014: US08673514

Provided is a fuel cell system including a fuel cell which is a DC power source and boosting unit which boosts the output voltage of the fuel cell for supply to a load. The boosting unit has: a main boosting unit which has a switch and a coil and boosts the output voltage of the fuel cell by a back ...


3
Fusaki Igarashi, Hiroaki Mori: Fuel-cell system and method of estimating nitrogen concentration on fuel electrode of fuel cell. Toyota Jidosha Kabushiki Kaihsa, Kenyon & Kenyon, June 15, 2010: US07736814

Nitrogen concentration in a fuel-cell stack is estimated more accurately, hence the life of the fuel-cell is prevented from being reduced by operation performed when the impurity concentration in the anode increases. The fuel-cell system comprises: stack temperature detection means for detecting the ...


4
Fusaki Igarashi, Hiroaki Mori: Fuel-cell system and method of estimating nitrogen concentration on fuel electrode of fuel cell. Toyota Jidosha Kabushiki Kaisha, Kenyon & Kenyon, April 23, 2009: US20090104502-A1

Nitrogen concentration in a fuel-cell stack is estimated more accurately, hence the life of the fuel-cell is prevented from being reduced by operation performed when the impurity concentration in the anode increases. The fuel-cell system comprises: stack temperature detection means for detecting the ...


5
Fusaki Igarashi: Fuel cell system and boost converter for fuel cell. Toyota Jidosha Kabushiki Kaisha, Kenyon & Kenyon, November 18, 2010: US20100291445-A1

Provided is a fuel cell system including a fuel cell which is a DC power source and boosting unit which boosts the output voltage of the fuel cell for supply to a load. The boosting unit has: a main boosting unit which has a switch and a coil and boosts the output voltage of the fuel cell by a back ...


6
Kenji Umayahara, Tadaichi Matsumoto, Fusaki Igarashi, Michio Yoshida, Kota Manabe: Fuel cell system. Kenyon & Kenyon, April 15, 2010: US20100092819-A1

When a request power for a fuel cell is smaller than a predetermined value, a fuel cell system stops the supply of an oxidizing gas to the fuel cell and lowers the output voltage of the fuel cell from a use upper limit voltage to a reduction voltage to perform catalyst activation processing. When th ...


7
Kenji UMAYAHARA, Tadaichi MATSUMOTO, Fusaki IGARASHI, Michio YOSHIDA, Kota MANABE: Fuel cell system. Toyota Jidosha Kabushiki Kaisha, September 6, 2012: US20120225330-A1

When a request power for a fuel cell is smaller than a predetermined value, a fuel cell system stops the supply of an oxidizing gas to the fuel cell and lowers the output voltage of the fuel cell from a use upper limit voltage to a reduction voltage to perform catalyst activation processing. When th ...



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