Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8939013 | Duct detector with improved functional test capability | Donald D. Brighenti | 2015-01-27 |
| 8794389 | Interface between fire panel and elevator controller | Bruce Marien | 2014-08-05 |
| 8319625 | Fire alarm textual notification related application | Daniel G. Farley, Anthony J. Capowski, John R. Haynes, Gerald P. Gorman | 2012-11-27 |
| 8023661 | Self-adjusting and self-modifying addressable speaker | Bernard E. H. Laluvein | 2011-09-20 |
| 7999666 | Emergency lighting system with improved monitoring | Mark B. Barrieau, Johnpaul P. Barrieau | 2011-08-16 |
| 7400226 | Emergency lighting system with improved monitoring | Mark P. Barrieau, Johnpaul P. Barrieau | 2008-07-15 |
| 7333010 | Method and apparatus for verifying operation of notification appliances during low input voltage condition | Mark P. Barrieau, Anthony J. Capowski, Kenneth E. Savage, Jr., Daniel Gauvin | 2008-02-19 |