Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4222355 | Exhaust gas recirculation apparatus for an internal combustion engine | Isamu Ota, Yutaka Hasegawa, Heisuke Yamamoto, Noriaki Kawai, Toshihito Abe | 1980-09-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4222355 | Exhaust gas recirculation apparatus for an internal combustion engine | Isamu Ota, Yutaka Hasegawa, Heisuke Yamamoto, Noriaki Kawai, Toshihito Abe | 1980-09-16 |