Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5249627 | Method for stimulating methane production from coal seams | Weldon M. Harms | 1993-10-05 |
| 4487866 | Method of improving the dispersibility of water soluble anionic polymers | Stephen W. Almond | 1984-12-11 |
| 4487867 | Water soluble anionic polymer composition and method for stimulating a subterranean formation | Stephen W. Almond | 1984-12-11 |