Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6851256 | Exhaust emission control device | Tetsuo Chamoto | 2005-02-08 |
| 6758037 | Exhaust emission control device of engine | Kazuya Oohashi, Hiroki Taniguchi, Kiyoshi Hatano | 2004-07-06 |
| 6708487 | Exhaust emission control device | Manabu Morimoto, Kazuya Oohashi | 2004-03-23 |