Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7716920 | Engine exhaust gas purification device | Takao Onodera, Wei Wu, Takashi Haseyama, Takuro Iwashita, Shigeru Ikeda +1 more | 2010-05-18 |
| 7104050 | Control method for an exhaust gas purification system and an exhaust gas purification system | Hitoshi Sato, Tatsuo Mashiko, Takao Onodera, Takashi Haseyama, Wei Wu +2 more | 2006-09-12 |