Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11742696 | Emergency lighting system | Allen George Cyr | 2023-08-29 |
| 11277021 | LED-based emergency lighting equipment and methodology | Lei Han | 2022-03-15 |
| 11160149 | Programmable emergency lighting device including near-field communication | Lei Han | 2021-10-26 |
| 10904983 | Emergency lighting system | Allen George Cyr | 2021-01-26 |
| 10794555 | LED-based emergency lighting equipment and methodology | Lei Han | 2020-10-06 |
| 10746389 | Wall pack luminaire and thermal insert for luminaires | Anthony Brunelli, Allen George Cyr | 2020-08-18 |
| 10624177 | Programmable emergency lighting device including near-field communication | Lei Han | 2020-04-14 |
| 10306735 | Emergency lighting system | Allen George Cyr | 2019-05-28 |
| 9883568 | Programmable emergency lighting device including near-field communication | Lei Han | 2018-01-30 |
| 9711996 | Emergency system with brown-out detection | Lei Han | 2017-07-18 |
| 9667096 | LED-based emergency lighting equipment and methodology | Lei Han | 2017-05-30 |
| 8077028 | System and apparatus with self-diagnostic and emergency alert voice capabilities | Victor Eugene Sanhdage | 2011-12-13 |
| 7863832 | Equipment and methods for emergency lighting that provides brownout detection and protection | Don Zulim | 2011-01-04 |
| 7501768 | Equipment and methods for emergency lighting that provides brownout detection and protection | Don Zulim | 2009-03-10 |
| 7256556 | Equipment and methods for emergency lighting that provides brownout detection and protection | Don Zulim | 2007-08-14 |
| 7220014 | Quick mounting system for emergency lighting device | James Michael Lay, Richard Marvin Born, Paul Kenneth Pickard | 2007-05-22 |
| 6502044 | Self-diagnostic circuitry for emergency lighting fixtures | Richard C. Farthing | 2002-12-31 |
| 4278965 | Photo-optical keyboard having n-key rollover | Edward I. Nelson, Harry B. Mueller | 1981-07-14 |