Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4742338 | Intruder alarm system | — | 1988-05-03 |
| 4307387 | Vibration-responsive intruder alarm system | — | 1981-12-22 |
| 4223304 | Vibration responsive intruder alarm systems | Peter J. Barowitz | 1980-09-16 |