Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9830794 | Fire sensor having a sensor guard for heat and smoke detection applications | John B. STOWELL, James T. Roberts, Donald D. Brighenti | 2017-11-28 |
| 9673596 | Back box with mounting posts projecting from recessed portions in sidewalls | James T. Roberts | 2017-06-06 |
| 9483924 | Smoke detector with airflow barrier | Donald D. Brighenti | 2016-11-01 |
| 9058731 | Smoke detector with airflow barrier | Donald D. Brighenti | 2015-06-16 |
| 8797724 | Notification appliance enclosure | Erick Russell, James T. Roberts | 2014-08-05 |