Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817469 | Automatic transmission for automobile and method of controlling same | Tomoyuki Watanabe, Setsuo Tokoro, Daisaku Sawada | 1989-04-04 |
| 4811222 | Method and apparatus for controlling electromagnetic powder clutch for vehicle | Tomoyuki Watanabe, Setsuo Tokoro, Takashi Hayashi | 1989-03-07 |
| 4803628 | Method and apparatus for controlling electro-magnetic particle clutch | Takashi Hayashi, Setsuo Tokoro, Tomoyuki Watanabe | 1989-02-07 |