Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368745 | Method of flocculating low metal oxide content solids in a liquid | Alan S. Rothenberg, Peter So | 1994-11-29 |
| 5354481 | Water-soluble highly branched polymeric microparticles | Roger E. Neff | 1994-10-11 |
| 5340865 | Cross-linked cationic polyermic microparticles | Roger E. Neff | 1994-08-23 |
| 5298555 | Low settling water-in-oil emulsions | Michael N. D. O'Connor, Lesley J. Barker | 1994-03-29 |
| 5286806 | Methods of making and using high molecular weight acrylamide polymers | Roger E. Neff | 1994-02-15 |
| 5171808 | Cross-linked anionic and amphoteric polymeric microparticles | Dan S. Honig, Elieth Harris, Roger E. Neff | 1992-12-15 |
| 5152903 | Cross-linked cationic polymeric microparticles | Roger E. Neff | 1992-10-06 |
| 4968435 | Cross-linked cationic polymeric microparticles | Roger E. Neff | 1990-11-06 |
| 4865129 | High temperature profile modification agents and methods for using same | — | 1989-09-12 |
| 4861499 | Water-dispersible hydrophobic thickening agent | Roger E. Neff | 1989-08-29 |
| 4825949 | High temperature profile modification agents and methods for using same | Albert G. Robustelli, James V. Cicchiello | 1989-05-02 |
| 4788228 | High temperature profile modification agents and methods for using same | — | 1988-11-29 |
| 4746687 | High temperature profile modification agents and methods for using same | Albert G. Robustelli, James V. Cicchiello | 1988-05-24 |
| 4573533 | Method for using thermally stable mobility control agents for harsh environmental reservoirs | Albert G. Robustelli | 1986-03-04 |