Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4449617 | Electro-magnetic clutch control system for automobiles | Toshio Takano | 1984-05-22 |
| 4449620 | Electromagnetic clutch control system for vehicles | — | 1984-05-22 |
| 4377223 | Electro-magnetic clutch control system for automobiles | Shoichi Usunami | 1983-03-22 |