1
Yosuke Fujii, Takafumi Okamoto, Manabu Tanaka, Akio Yamamoto, Hidemitsu Ono, Narutoshi Sugita: Fuel cell stack. Honda Giken Kogyo Kabushiki Kaisha, Lyon & Lyon, April 11, 2000: US06048633 (27 worldwide citation)

A fuel cell stack comprises first and second separators for holding a fuel cell unit therebetween. The first separator has a fuel gas flow passage and the second separator has an oxygen-containing gas flow passage. The gas flow passages are formed by grooves with the number of grooves decreasing fro ...


2
Yosuke Fujii, Yoshinori Wariishi, Narutoshi Sugita, Masaharu Suzuki: Fuel cell comprising a separator provided with coolant passages. Honda Giken Kogyo Kabushiki Kaisha, Lahive & Cockfield, June 18, 2002: US06406809 (23 worldwide citation)

Each of cooling medium flow passages provided for a first separator includes single main flow passage grooves communicating with a cooling medium inlet and a cooling medium outlet respectively, and branched flow passage grooves formed and branched between the main flow passage grooves. Accordingly, ...


3
Narutoshi Sugita, Tsugio Ohba, Noboru Okada: Fuel cell with gas diffusion layer flow passage. Honda Giken Kogyo Kabushiki Kaisha, Lahive & Cockfield, February 26, 2002: US06350540 (17 worldwide citation)

A first gas diffusion layer for constructing an anode electrode and a second gas diffusion layer for constructing a cathode electrode are provided with first and second gas flow passages which are formed opposingly to first and second flow passages provided on first and second separators respectivel ...


4
Narutoshi Sugita, Noriaki Osao, Takeshi Ushio: Solid polymer electrolyte fuel cell stack. Honda Giken Kogyo Kabushiki Kaisha, Lahive & Cockfield, September 2, 2003: US06613470 (15 worldwide citation)

A fuel gas inlet, a fuel gas outlet, an oxygen-containing gas inlet, an oxygen-containing gas outlet, and other components, which are disposed at upper and lower portions at both ends in the lateral direction, are provided in a first fuel cell stack. A plurality of cooling medium inlets, a plurality ...


5
Toshihiko Suenaga, Narutoshi Sugita, Takayuki Ogawa, Keisuke Andou, Masajiro Inoue: Fuel cell and fuel cell stack. Honda Giken Kogyo Kabushiki Kaisha, Lahive & Cockfield, Anthony A Laurentano Esq, March 21, 2006: US07014939 (14 worldwide citation)

In a solid polymer electrolyte membrane type fuel cell of the invention, where a pair of electrodes are provided on opposite sides of a solid polymer electrolyte membrane, and the outside thereof is clamped by a pair of separators, and nonconductive picture frame-shaped members 61 are arranged at th ...


6
Narutoshi Sugita, Tadashi Nishiyama, Ken Takahashi, Seiji Sugiura: Fuel cell stack. Honda Giken Kogyo Kabushiki Kaisha, Lahive & Cockfield, Anthony A Laurentano Esq, December 5, 2006: US07144647 (14 worldwide citation)

A fuel cell stack capable of giving improved impact resistance and vibration resistance without causing the space occupied by the fuel cell stack to be increased. In a fuel cell stack for mounting in a vehicle in which a plurality of fuel cell units, each of which is formed by interposing a solid po ...


7
Yosuke Fujii, Takafumi Okamoto, Manabu Tanaka, Akio Yamamoto, Hidemitsu Ono, Narutoshi Sugita, Masaharu Suzuki: Fuel cell stack. Honda Giken Kogyo Kabushiki Kaisha, Lyon Lyon, July 3, 2001: US06255011 (14 worldwide citation)

First gas flow passage grooves communicating with a fuel gas inlet and second gas flow passage grooves communicating with a fuel gas outlet are provided on a surface of a first separator. First and second united sections are provided at merged portions of the first gas flow passage grooves and the s ...


8
Narutoshi Sugita, Noriaki Osao, Takeshi Ushio: Fuel cell system. Honda Giken Kogyo Kabushiki Kaisha, Lahive & Cockfield, September 24, 2002: US06455179 (14 worldwide citation)

A fuel cell system comprises first and second fuel cell stacks in which directions of a positive electrode and a negative electrode of adjoining terminal electrodes are set to be opposite to one another. First and second conductive plates are incorporated at ends on an identical side of the first an ...


9
Masajiro Inoue, Nobuaki Kimura, Narutoshi Sugita, Hideaki Kikuchi: Fuel cell comprising dual seal assembly. Honda Giken Kogyo Kabushiki Kaisha, Lahive & Cockfield, February 17, 2004: US06692860 (13 worldwide citation)

A fuel cell includes a membrane electrode assembly having a solid polymer electrolyte membrane, an anode side diffusion electrode and a cathode side diffusion electrode located at both sides of the solid polymer electrolyte membrane, and a pair of separators which holds the membrane electrode assemb ...


10
Masaharu Suzuki, Naoyuki Enjoji, Yuichiro Kosaka, Narutoshi Sugita: Separator unit and fuel cell with separator unit. Honda Giken Kogyo Kabushiki Kaisha, Lahive & Cockfield, Anthony A Laurentano Esq, March 27, 2007: US07195837 (11 worldwide citation)

A first separator of a unit cell and a second separator of another unit cell and are disposed adjacent to each other in a stacked assembly. Crest surfaces of straight sections of first hollow ridges of the first separator are in contact with crest surfaces of second hollow ridges of the second separ ...