Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6908966 | Water-dispersible, cationic polymers, a method of making same and items using same | Yihua Chang, Kenneth Y. Wang, Franklin M. Chen, Kelly D. Branham, Kim G. Schick +1 more | 2005-06-21 |
| 6897168 | Water-dispersible, cationic polymers, a method of making same and items using same | Kelly D. Branham, Yihua Chang, Erin McBride, Clay Bunyard | 2005-05-24 |
| 6855790 | Ion-sensitive hard water dispersible polymers and applications therefor | Yihua Chang, Pavneet S. Mumick | 2005-02-15 |