Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689952 | Exhaust gas-purifying system for internal combustion engines | Hiroaki Kato, Takashi Komatsuda, Yuichi Shimasaki, Akihisa Saito, Takuya Aoki +2 more | 1997-11-25 |
| 5655363 | Air-fuel ratio control system for internal combustion engines | Hiroshi Ito, Seiji Hatcho, Tetsuya Kaneko, Yoichi Iwata | 1997-08-12 |