Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5551245 | Hybrid air-conditioning system and method of operating the same | Dean Calton, James A. Coellner, Douglas C. Scott | 1996-09-03 |
| 5517828 | Hybrid air-conditioning system and method of operating the same | Dean Calton, James A. Coellner, Douglas C. Scott | 1996-05-21 |