Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880072 | Method of and apparatus for checking four-wheel steering characteristics of four-wheel-steered vehicle | Shunji Sakamoto, Yuji Ota, Hisaaki Katsuki | 1989-11-14 |
| 4877066 | Apparatus for filling transmission fluid into transmissions | — | 1989-10-31 |
| 4854410 | Method of incorporating four-wheel steering system in vehicle and four-wheel steering system | Hirotaka Kanazawa, Koushun Note, Yasuhiro Nakashima, Yoshiaki Mukai, Shunji Sakamoto | 1989-08-08 |