Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6684944 | Variable speed fan motor control for forced air heating/cooling system | Howard P. Byrnes | 2004-02-03 |
| 6070660 | Variable speed fan motor control for forced air heating/cooling system | Howard P. Byrnes | 2000-06-06 |