Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811705 | Horizontal-shaft OHV engine | Tetsuaki Shirai | 1989-03-14 |
HO
Hiromi Ono
Overall (1989): #104,359 of 140,708Top 75%
1
Patents 1989