Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D264318 | Infrared intrusion detection system housing | H. Patrick Thornton | 1982-05-11 |
| D264319 | Infrared intrusion detection system housing | H. Patrick Thornton | 1982-05-11 |
| 4321594 | Passive infrared detector | Aaron A. Galvin | 1982-03-23 |
| D262869 | Infrared intrusion detector | Gianfranco Zaccai | 1982-02-02 |
| 4258255 | Infrared intrusion detection system | — | 1981-03-24 |
| 4228379 | Diaphragm type piezoelectric electroacoustic transducer | Gerard Renner, Roger A. Wendt | 1980-10-14 |