Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8637204 | Fuel cell and fuel cell stack | Toshihiko Suenaga, Narutoshi Sugita, Takayuki Ogawa, Masajiro Inoue | 2014-01-28 |
| 8283085 | Fuel cell and separator thereof | Hideaki Kikuchi, Narutoshi Sugita, Yoshihiro Nakanishi, Tadashi Nishiyama | 2012-10-09 |
| 8247131 | Fuel cell stack | Ken Takahashi, Ryoichi Yoshitomi, Daisuke Wachi, Ayumu Ishizuka, Tadashi Nishiyama | 2012-08-21 |
| 8097379 | Fuel cell stack with insulating members | Toshihiko Suenaga, Narutoshi Sugita, Takayuki Ogawa, Masajiro Inoue | 2012-01-17 |
| 8007950 | Fuel cell stack | Masaaki Sakano | 2011-08-30 |
| 7947208 | Injection-molding method and apparatus | Mikihiko Kimura, Shinya Kawachi, Tadashi Nishiyama, Daisuke Okonogi, Naoyuki Enjoji | 2011-05-24 |
| 7749419 | Method and device for injection molding | Mikihiko Kimura, Shinya Kawachi, Tadashi Nishiyama, Daisuke Okonogi, Naoyuki Enjoji | 2010-07-06 |
| 7638219 | Fuel cell without Z-like connection plates and the method producing the same | Takashi Komura, Yoichi Asano, Chikara Iwasawa, Ryoichiro Takahashi, Masaaki Sakano +1 more | 2009-12-29 |
| 7632597 | Fuel cell and separator thereof | Hideaki Kikuchi, Narutoshi Sugita, Yoshihiro Nakanishi, Tadashi Nishiyama | 2009-12-15 |
| 7553576 | Separator for fuel cell | Mikihiko Kimura, Shinya Kawachi, Tadashi Nishiyama, Daisuke Okonogi | 2009-06-30 |
| 7510795 | Separator, fuel cell, and connection construction between cell voltage measurement device side terminal and fuel cell side terminal | Masaaki Sakano, Hideaki Kikuchi, Toshiaki Ariyoshi | 2009-03-31 |
| 7491355 | Method for fabricating a seal-integrated separator | Masajiro Inoue, Nobuaki Kimura, Toshihiko Suenaga | 2009-02-17 |
| 7422814 | Fuel cell system | Naoyuki Enjoji, Hidehiko Takase | 2008-09-09 |
| 7335434 | Fuel cell separator assembly with diffusion layer, manufacturing method therefor, fuel cell unit, and fuel cell stack | Kentaro Nagoshi, Takeshi Matsubara | 2008-02-26 |
| 7208242 | Solid polymer type fuel cell | Yoichi Asano, Masaaki Nanaumi, Hiroshi Sohma, Nagayuki Kanaoka, Nobuhiro Saito +2 more | 2007-04-24 |
| 7138081 | Method for fabricating a seal-integrated separator | Masajirou Inoue, Toshihiko Suenaga, Nobuaki Kimura | 2006-11-21 |
| 7135249 | Fuel cell separator, fuel cell using the separator, and method of producing the separator | Naoyuki Enjoji, Kentaro Nagoshi | 2006-11-14 |
| 7041402 | Fuel electrode for solid polymer electrolyte fuel cell, solid polymer electrolyte fuel cell and method for controlling solid polymer electrolyte fuel cell | Kaoru Fukuda, Masaki Tani, Chikara Iwasawa | 2006-05-09 |
| 7022426 | Solid polymer fuel cell | Kaoru Fukuda, Nobuhiro Saito, Masaaki Nanaumi, Junji Matsuo | 2006-04-04 |
| 7014939 | Fuel cell and fuel cell stack | Toshihiko Suenaga, Narutoshi Sugita, Takayuki Ogawa, Masajiro Inoue | 2006-03-21 |
| 7008584 | Method for fabricating a seal-integrated separator | Masajiro Inoue, Toshihiko Suenaga, Nobuaki Kimura | 2006-03-07 |
| 6991871 | Fuel cell | Kentaro Nagoshi, Hideaki Kikuchi | 2006-01-31 |
| 6866272 | Sealing resin-metal assembly | Masajiro Inoue, Daisuke Okonogi, Tadashi Nishiyama | 2005-03-15 |
| 6866959 | Fuel cell | Hideaki Kikuchi, Narutoshi Sugita, Yoshihiro Nakanishi, Tadashi Nishiyama | 2005-03-15 |
| 6833210 | Fuel cell | Hideaki Kikuchi, Narutoshi Sugita, Seiji Sugiura, Hiroyuki Tanaka, Toshiya Wakahoi | 2004-12-21 |