Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D853874 | Smoke detector | Graham Pare, Philip Coulter | 2019-07-16 |
| 10019879 | Conical light absorber for smoke detector | Gregory Cruse, Robert David Knight | 2018-07-10 |
| D310013 | Hand-held sander | — | 1990-08-21 |