Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7691260 | Multifunctional multipolymeric surfactants for oil and bitumen recovery and other applications | — | 2010-04-06 |
| 6869983 | Spatially controlled, in situ synthesis of polymers | Vijaya Raghavan Tirumala, Derrick C. Mancini, Hsien-Hau Wang | 2005-03-22 |
| 5173551 | Free-radical retrograde precipitation-polymerization process | — | 1992-12-22 |
| 4659470 | Thermal casting process for the preparation of anisotropic membranes and the resultant membrane | David S. Soong | 1987-04-21 |