Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10851291 | Coated particles, methods for their manufacture and for their use as proppants | Stephen J. Harasin, Michael T. Wellman | 2020-12-01 |
| 10647911 | Coated particles, methods for their manufacture and for their use as proppants | Stephen J. Harasin, Michael T. Wellman | 2020-05-12 |
| 10385261 | Coated particles, methods for their manufacture and for their use as proppants | Stephen J. Harasin, Michael T. Wellman | 2019-08-20 |
| 10131758 | Polyurethane foam-forming compositions, methods of making low density foams using such compositions, and foams formed therefrom | Usama E. Younes, Richard Raul Romero, Timothy Pike | 2018-11-20 |
| 5736587 | Process for the production of molded polyurethane products | Craig M. Sungail | 1998-04-07 |