Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373074 | Free radical solution polymerization of vinylpyrrolidone | Chi-San Wu, James P. Cullen | 1994-12-13 |
| 5338814 | Process for making narrow molecular weight distribution polyvinylpyrrolidone K-90 polymers | Chi-San Wu, James P. Cullen | 1994-08-16 |