Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491094 | Control for a heating ventilating and air conditioning unit | Ronald Rayburn | 2002-12-10 |
| 6488081 | Method for controlling a heating ventilating and air conditioning unit | Ronald Rayburn | 2002-12-03 |
| 6250382 | Method and system for controlling a heating, ventilating, and air conditioning unit | Ronald Rayburn | 2001-06-26 |