Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8021516 | Use of water-soluble polymer complexes in aqueous systems | Shih-Ruey T. Chen, Kevin W. Frederick | 2011-09-20 |
| 7754794 | Methods of treating keratin based substrates | Shih-Ruey T. Chen, Kevin W. Frederick | 2010-07-13 |
| 7514007 | Use of water-soluble polymer complexes in aqueous systems | Shih-Ruey T. Chen, Kevin W. Frederick | 2009-04-07 |
| 7087556 | Compositions for treating subterranean zones penetrated by well bores | Shih-Ruey T. Chen, Jiten Chatterji, Randy Loeffler, Kevin W. Frederick, Kevin Smith | 2006-08-08 |
| 7001953 | Water-soluble polymer complexes | Shih-Ruey T. Chen, Kevin W. Frederick | 2006-02-21 |
| 6939536 | Cosmetic compositions containing water-soluble polymer complexes | Shih-Ruey T. Chen, Kevin W. Frederick | 2005-09-06 |
| 6767867 | Methods of treating subterranean zones penetrated by well bores | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, D. Chad Brenneis, Dennis W. Gray +5 more | 2004-07-27 |