Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4404008 | Combined cascade and multicomponent refrigeration method with refrigerant intercooling | David D. Sproul | 1983-09-13 |
RR
Robert J. Rentler
Overall (All Time): #4,057,585 of 4,157,543Top 100%
1
Patents All Time