Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4391164 | Overdrive for motor vehicles | Grzegorz Janiszewski | 1983-07-05 |
| 4324149 | Gear shift not requiring adjustment | Nils Johansson | 1982-04-13 |
| 4223572 | Overdrive for motor vehicles | Grzegorz Janiszewski | 1980-09-23 |