Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5311737 | Exhaust purification apparatus for an engine | Kazunari Komatsu, Naoyuki Noguchi, Hirofumi Nishimura | 1994-05-17 |
| 5228287 | Exhaust system for internal combustion engine | Kazunari Komatsu, Naoyuki Noguchi, Hirofumi Nishimura | 1993-07-20 |