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 | Yasuji Shibahata | 1989-12-26 |
| 4878566 | Method and mechanism for selectively transmitting and interrupting delivery of power | Tetsuro Hamada, Katsuhiko Masuda, Kazunori Shibuya, Kazuhiko Shimada, Etsuo Fujii +1 more | 1989-11-07 |