Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875454 | Supercharging apparatus for an internal combustion engine | Haruo Okimoto | 1989-10-24 |
ST
Seiji Tashima
Overall (1989): #58,297 of 140,708Top 45%
1
Patents 1989