Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5042610 | Four-wheel drive vehicle | Masaru Shiraishi | 1991-08-27 |
| 4875978 | Vehicle four wheel drive system | — | 1989-10-24 |
| 4817753 | Interaxle differential restriction device for vehicle four wheel drive systems | — | 1989-04-04 |
| 4709775 | Torque control system for vehicles | Kenichi Watanabe, Hideshi Hiruta | 1987-12-01 |
| 4697471 | Automatic transmission apparatus | — | 1987-10-06 |