Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856481 | Engine knocking control unit | Katsuya Kamise, Shigeru Yamamoto, Koji Miyamoto | 1989-08-15 |
TH
Tetsushi Hosokai
Overall (1989): #51,739 of 140,708Top 40%
1
Patents 1989