Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831978 | Internal combustion engine having reinforced structure | Isamu Iguchi, Hiroaki Deguchi, Tsuyoshi Tsuchida | 1989-05-23 |
HO
Hirofumi Ohshima
Overall (1989): #104,433 of 140,708Top 75%
1
Patents 1989