Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345432 | Exhaust gas purifying system for internal combustion engine | Koso Iida, Haruki Higashi | 1982-08-24 |
| 4335369 | Oxygen sensor | Harutaka Taniguchi, Kenichi Hara | 1982-06-15 |
| 4320378 | Oxygen sensor | Harutaka Taniguchi, Kenichi Hara, Shinji Kiyofuji | 1982-03-16 |