Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889204 | Drive force distribution control system for four-wheel drive motor vehicle | Kunitaka Furuya | 1989-12-26 |
| 4878557 | Auxiliary steering system for wheeled vehicle | Yukio Fukunaga, Yasumasa Tsubota, Takaaki Uno, Yuji Okuyama | 1989-11-07 |