Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6189969 | Vehicle seat adapted to protect occupant from injury in rear end collision | Walter T. Ackermann | 2001-02-20 |
| 4300275 | Method of manufacturing a radiant energy collecting or emitting element | — | 1981-11-17 |
| 4217886 | Radiant energy collecting or emitting element and method and tool for manufacture thereof | — | 1980-08-19 |