Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4935641 | Electronic rheostat method and apparatus | — | 1990-06-19 |
| 4926025 | Electrically heated seat resistive heating element energization system | — | 1990-05-15 |
| 4841198 | Head lamp control method and apparatus, with PWM output regulation | — | 1989-06-20 |
| D285941 | Outdoor advertising support structure | — | 1986-09-30 |