Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7040109 | Fuel cell system and method of storing hydrogen | Masahiko Kimbara, Daigoro Mori, Takehiro Nito, Keiji Toh | 2006-05-09 |
| 6997242 | Reservoir with hydrogen storage material | Katsuyoshi Fujita, Keiji Toh, Hiroyuki Mitsui, Sinichi Towata, Kazuhiko Itoh | 2006-02-14 |
| 6986139 | Load balancing method and system based on estimated elongation rates | — | 2006-01-10 |
| 6890490 | Hydrogen absorbing tank apparatus | Nobuo Fujita | 2005-05-10 |
| 6733563 | Methods for manufacturing hydrogen storage tanks | Katsuyoshi Fujita, Hideki Morino, Keiji Toh, Hiroyuki Mitsui, Shinichi Towata +2 more | 2004-05-11 |
| 6503069 | Scroll-type compressor with an integrated motor and a compact cooling system | Takahiro Moroi, Ryuta Kawaguchi, Tsutomu Nasuda, Koji Kawamura, Masato Sowa +4 more | 2003-01-07 |
| 6428915 | Apparatus for regulating humidity of process air in fuel cell system | Takashi Ban, Hirohisa Katoh, Masahiko Kimbara | 2002-08-06 |
| 6360811 | Hydrogen absorption indirect heat exchanger | Keiji Toh, Nobuo Fujita, Hiroyuki Mitsui | 2002-03-26 |
| 6361890 | Fuel cell system having scroll type compressor and regenerator | Takashi Ban, Hirohisa Katoh, Masahiko Kimbara | 2002-03-26 |
| 6338912 | Fuel cell system having common scroll type compressor and regenerator | Takashi Ban, Ryuta Kawaguchi, Masahiko Kimbara | 2002-01-15 |
| 6312843 | Fuel cell apparatus | Masahiko Kimbara, Takashi Ban, Hirohisa Katoh | 2001-11-06 |
| 6285179 | Detecting apparatus and detecting method of absorbed hydrogen amount in hydrogen absorbing tank | Masuhiro Yamaguchi | 2001-09-04 |
| 6257322 | Indirect heat exchanger filled with solid-gas reaction powdery particles | Keiji Toh | 2001-07-10 |
| 6124052 | Solid polymer electrolyte fuel cell system | Hirohisa Katoh, Toshiro Fujii | 2000-09-26 |
| 5881284 | Method of scheduling a job in a clustered computer system and device therefor | — | 1999-03-09 |
| 5678410 | Combined system of fuel cell and air-conditioning apparatus | Nobuo Fujita, Hiroyuki Mitsui, Hiroshi Aoki, Keiji Toh, Masayoshi Miura | 1997-10-21 |