Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881613 | Four-wheel steering apparatus for vehicle | Hirotaka Kanazawa, Yasuhiro Nakashima | 1989-11-21 |
| 4854410 | Method of incorporating four-wheel steering system in vehicle and four-wheel steering system | Hirotaka Kanazawa, Yasuhiro Nakashima, Yoshiaki Mukai, Shunji Sakamoto, Shigeo Okamizu | 1989-08-08 |
| 4834406 | Four-wheel steering system for vehicle | Yoshiaki Mukai, Hirotaka Kanazawa, Yasuhiro Nakashima | 1989-05-30 |