Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4718350 | Small lightweight driverless vehicle | Per-Erik Lindqvist | 1988-01-12 |
| 4603720 | Drive wheel for driverless vehicle | — | 1986-08-05 |
| 4597334 | Turntable for a system of driverless vehicles | — | 1986-07-01 |
| 4515084 | Track for driverless vehicles | — | 1985-05-07 |
| 4506607 | Shelf-type driverless vehicle | — | 1985-03-26 |
| 4389941 | Driverless vehicle conveyor system | Donald M. Berk, Larry Reagan | 1983-06-28 |
| D255974 | Detachable finger guard for a knife blade | — | 1980-07-22 |
| 4199290 | Material handling apparatus | — | 1980-04-22 |