Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886141 | Four wheel drive vehicle | Hiroshi Ikegami, Tetsuro Hamada, Katsuhiko Masuda, Kazuhiko Shimada, Kazunori Shibuya | 1989-12-12 |
| 4873639 | Traction control system for controlling slip of a driving wheel of a vehicle | Makoto Sato, Shuji Shiraishi | 1989-10-10 |
| 4836619 | Anti-lock control method for vehicle | — | 1989-06-06 |
| 4802711 | Anti-lock control method for vehicle | Shohei Matsuda, Yoshihiro Iwagawa, Toshio Yahagi | 1989-02-07 |