Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8153332 | Fuel cell system | Satoshi Aoyama, Satoshi Iguchi, Koichi Numata, Naoki Ito | 2012-04-10 |
| 7833675 | Proton conductor, and fuel cell and fuel cell system including proton conductor | — | 2010-11-16 |
| 7829235 | Fuel cell production method and fuel cell | — | 2010-11-09 |
| 7615297 | Fuel cell | Satoshi Aoyama, Naoki Ito, Shigeru Ogino, Kenji Kimura, Hiromichi Sato +2 more | 2009-11-10 |
| 7491462 | Electrolyte membrane for fuel cell operable in medium temperature range, fuel cell using the same, and manufacturing methods therefor | Naoki Ito, Satoshi Aoyama, Satoshi Iguchi, Koichi Numata | 2009-02-17 |
| 7282085 | Apparatus for hydrogen separation and fuel cell system | Satoshi Aoyama, Naoki Ito | 2007-10-16 |
| 7049008 | Hydrogen-permeable membrane and manufacturing method of the same | Naoki Ito, Satoshi Aoyama, Toshihide Nakata, Hiromichi Sato | 2006-05-23 |
| 6702878 | Hydrogen-permeable membrane, manufacturing method of the same, and hydrogen gas separator using the same | Naoki Ito | 2004-03-09 |
| 6576584 | Method for producing hydrotreating catalyst | Takao Hashimoto, Yoshinobu Okayasu, Takeshi Isoda | 2003-06-10 |
| 6436870 | Hydrotreating catalyst for hydrotreating hydrocarbon oils | Takao Hashimoto, Yoshinobu Okayasu, Takeshi Isoda | 2002-08-20 |
| 6267874 | Hydrotreating catalyst and processes for hydrotreating hydrocarbon oil with the same | Yoshinobu Okayasu | 2001-07-31 |
| 5692009 | Jitter measuring method and apparatus | — | 1997-11-25 |
| 5493187 | Method and apparatus for controlling brushless motor | — | 1996-02-20 |
| 5097192 | Controller of a synchronous motor | — | 1992-03-17 |