Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975495 | Control scheme for coordinating variable capacity components of a refrigerant system | Roger J. Voorhis | 2011-07-12 |
| 4751910 | Flue gas/combustion air heat exchanger | Thomas E. Allen | 1988-06-21 |