Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7124594 | High efficiency refrigerant based energy storage and cooling system | — | 2006-10-24 |
| 5647225 | Multi-mode high efficiency air conditioning system | Harry C. Fischer, James L. Denkmann | 1997-07-15 |