Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6051668 | Catalyst composition containing bidentate coordinated trivalent group IVB metal complex for preparing syndiotactic vinyl aromatic polymer | Yi-Chun Chen, Jing-Cherng Tsai | 2000-04-18 |
| 5869721 | Bidentate coordinated trivalent Group IVB metal complex catalyst for preparing syndiotactic vinyl aromatic polymer | Yi-Chun Chen, Jing-Cherng Tsai | 1999-02-09 |