Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665889 | Method for the production of N-vinyl-2-pyrrolidone by vinylation | Shiao-Jung Chu, Chu-Chang Dai, Hsi-Yen Hsu, Ching-Tang Lin | 1997-09-09 |
| 5652362 | Preparation of caprolactam | Shiao-Jung Chu, Chu-Ching Dai, Ching-Tang Lin, Hsi-Yen Hsu | 1997-07-29 |
| 5569770 | Method for the production of N-Vinyl-2-Pyrrolidone by gas-phase dehydration reaction at atomospheric pressure | Shiao-Jung Chu, Chu-Chang Dai, Hsi-Yen Hsu, Ching-Tang Lin, Yi-Yun Lin | 1996-10-29 |