Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805563 | Block construction of engine | Akira Kageyama | 1989-02-21 |
HN
Hirofumi Nishimura
Overall (1989): #104,535 of 140,708Top 75%
1
Patents 1989