Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4665395 | Automatic access control system for vehicles | — | 1987-05-12 |
| 4296315 | Card reader security system | Dan G. Weimer | 1981-10-20 |
| 4263945 | Automatic fuel dispensing control system | — | 1981-04-28 |
| 4234920 | Power failure detection and restart system | Dan G. Weimer | 1980-11-18 |