Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963280 | Method and composition for improving the energy efficiency of heat pump systems | Jack Hammack, Charles B. Thompson | 1990-10-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963280 | Method and composition for improving the energy efficiency of heat pump systems | Jack Hammack, Charles B. Thompson | 1990-10-16 |