Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7360911 | Oscillating belt and pulley drive system for high performance light emitting diode warning light assembly | — | 2008-04-22 |
| 4701743 | Signal apparatus | Barry Pearlman | 1987-10-20 |
| D286756 | Combined light and speaker housing for emergency vehicles | Thomas E. Wagner | 1986-11-18 |
| 4543622 | Light bar for emergency vehicles | Danny C. Jincks | 1985-09-24 |
| 4238787 | Electronic siren amplifier | Barry Pearlman | 1980-12-09 |