Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7248015 | Variable speed motor control circuit | Howard P. Byrnes | 2007-07-24 |
| 7191826 | Variable speed fan motor control for forced air heating/cooling system | Howard P. Byrnes | 2007-03-20 |
| 6695046 | Variable speed fan motor control for forced air heating/cooling system | Howard P. Byrnes | 2004-02-24 |