Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5236046 | Heteropolysaccharide preparation and use thereof as a mobility control agent in enhanced oil recovery | Peter D. Robison, Arthur J. Stipanovic, Charles E. Stypulkoski, Nick C. Wan | 1993-08-17 | $30,563,000 |