Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702692 | Hair composition | Anthony Psihoules | 1997-12-30 |
| 5609865 | Substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications | Kou-Chang Liu, Lowell R. Anderson, Yakir Reuven | 1997-03-11 |