Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823662 | Exhaust gas purifying system | Shinji Yamamoto, Hiroyuki Kanesaka, Hitoshi Onodera, Yasunari Hanaki, Katsuo Suga +2 more | 2004-11-30 |
| 6800388 | Catalyst composition | Fumihiro Haga | 2004-10-05 |
| 6792751 | Exhaust gas purification device and method for diesel engine | Hajime Kokusyo, Yasuhisa Kitahara, Motohisa Kamijo | 2004-09-21 |