Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6107930 | Security system keypad illuminated by proximate motion | Kevin Patterson | 2000-08-22 | |
| D378369 | Wireless communicator | — | 1997-03-11 | |
| 5604493 | Security system transmitter with opposed concave actuators | — | 1997-02-18 | $1,548,000 |
| D358352 | Smoke detector housing | — | 1995-05-16 | |
| D358351 | Smoke detector housing | — | 1995-05-16 | |
| D358353 | Smoke detector housing | — | 1995-05-16 | |
| 5400014 | Smoke detector with dark chamber | Robert Edwin Walters | 1995-03-21 | $348,000 |
| D339078 | Smoke detector housing | — | 1993-09-07 | |
| D339079 | Passive infrared intruder detection housing | — | 1993-09-07 | |
| 4864136 | Passive infrared detection system with three-element, single-channel, pyroelectric detector | — | 1989-09-05 | $221,000 |
| 4764755 | Intruder detection system with false-alarm-minimizing circuitry | Daniel F. Pedtke | 1988-08-16 | $177,000 |