Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884667 | Automatic change gear control means | — | 1989-12-05 |
| 4862769 | Multiple disc clutch apparatus | Ikuo Kurosawa, Atsushi Yamazaki, Kouji Takahashi, Fumihiro Naoe, Motoi Takemura +1 more | 1989-09-05 |