Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4385531 | Hydraulic circuit system for automatic transmission | Keizo Kobayashi | 1983-05-31 |
| 4367812 | Control apparatus for torque converter direct coupling clutch in automatic transmissions | Keizo Kobayashi | 1983-01-11 |