Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5736491 | Method of improving the fuel economy characteristics of a lubricant by friction reduction and compositions useful therein | Jitendra Patel, Jeffrey Schoonmaker | 1998-04-07 |
| 5236046 | Heteropolysaccharide preparation and use thereof as a mobility control agent in enhanced oil recovery | Peter D. Robison, Charles E. Stypulkoski, Nick C. Wan, Susan Easter | 1993-08-17 |
| 4874044 | Method for oil recovery using a modified heteropolysaccharide | Peter D. Robison | 1989-10-17 |
| 4548268 | Method for oil recovery using a polymer containing fluid | — | 1985-10-22 |