Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5926210 | Mobile, ground-based platform security system which transmits images that were taken prior to the generation of an input signal | Kenneth G. Van Horn, William H. Wikman, Jr. | 1999-07-20 |
| 4885568 | Integrated alarm transponder | — | 1989-12-05 |
| 4754262 | Multiplexed alarm system | Alan R. Permut | 1988-06-28 |
| 4649385 | Electronic locating system for persons receiving telephone calls | Ramon H. Aires, Charles A. Clark, Jr., Roy A. Ito | 1987-03-10 |
| 4367458 | Supervised wireless security system | — | 1983-01-04 |
| 4360905 | Intrusion alarm system for use with two-wire-cable | — | 1982-11-23 |
| 4319349 | Ultrasonic intrusion detection system | — | 1982-03-09 |
| RE30288 | Intrusion detection system | — | 1980-05-27 |