Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5930444 | Simultaneous recording and playback apparatus | Lawrence S. Kamhi | 1999-07-27 |
| 5825283 | System for the security and auditing of persons and property | — | 1998-10-20 |
| 5430432 | Automotive warning and recording system | Lawrence S. Kamhi | 1995-07-04 |