Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5049884 | Battery powered police radar warning receiver | Michael Biggs | 1991-09-17 |
| 4862175 | Police radar signal band discrimination circuitry for a police radar warning receiver | Michael Biggs | 1989-08-29 |
| 4313216 | Dual frequency radar receiver | Michael D. Valentine | 1982-01-26 |