Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12339227 | Modular photoelectric smoke sensor tube | Dennis Michael Gadonniex | 2025-06-24 |
| 12298027 | Chamberless wide area duct smoke detector | David L. Lincoln, Marcin Piech, Slade R. Culp, Rick Wolf, Michael J. Birnkrant +3 more | 2025-05-13 |
| 11506586 | Photoelectric smoke sensor tube | Dennis Michael Gadonniex | 2022-11-22 |
| 11493229 | Chamberless wide area duct smoke detector | David L. Lincoln, Marcin Piech, Slade R. Culp, Rick Wolf, Michael J. Birnkrant +3 more | 2022-11-08 |
| D911861 | Guard for smoke detector | Dennis Michael Gadonniex | 2021-03-02 |
| 10685545 | Wide-area chamberless point smoke detector | Anis Zribi, Peter R. Harris, Paul Schatz, Yan Zhang | 2020-06-16 |