Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772586 | Method of detecting failure of humidity sensor | Yasuyuki Miyahara, Kenichi Ohmori, Norihito Watanabe, Kenji Abe | 2004-08-10 |
| 6769247 | Exhaust gas valve device in internal combustion engine | Norihito Watanabe, Yasuyuki Miyahara, Tadashi Sato, Kenichi Ohmori, Kenji Abe +1 more | 2004-08-03 |
| 6729122 | Exhaust gas purification system of internal combustion engines | Norihito Watanabe, Kenji Abe, Yasuyuki Miyahara, Kenichi Ohmori, Tadashi Sato +1 more | 2004-05-04 |
| 6688263 | System for controlling the temperature of a cylinder wall in an engine | Kazuhiro Yamamoto, Mitsuru Sugimoto, Masakatsu Miyao | 2004-02-10 |