Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4475592 | In situ recovery process for heavy oil sands | — | 1984-10-09 |
RP
Roman A. Pachovsky
Overall (All Time): #4,042,117 of 4,157,543Top 100%
1
Patents All Time