Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362815 | Process for making polyvinylpyrrolidone polymer having predetermined characteristics | Jenn S. Shih, Jui-Chang Chuang | 1994-11-08 |
| 5362830 | Method of making crosslinked PVP | Jui-Chang Chuang, Jenn S. Shih | 1994-11-08 |
| 5294644 | Surface active lactams | Ratan K. Chaudhuri, Rama Haldar, Mohamed M. Hashem, Michael W. Helioff, David J. Tracy | 1994-03-15 |
| 5283305 | Method of making crosslinked PVP | Jui-Chang Chuang, Jenn S. Shih | 1994-02-01 |