Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875455 | Automobile exhaust gas recirculating system | Noboru Hashimoto, Mitsuo Hitomi, Yoshikuni Yada, Hidetoshi Nobumoto, Makoto Hotate | 1989-10-24 |
KO
Koji Onishi
Overall (1989): #86,022 of 140,708Top 65%
1
Patents 1989