Issued Patents All Time
Showing 126–134 of 134 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6211106 | Groups IIA and IIIA based catalyst composition for preparing high-syndiotacticity polystyrene | Jing-Cherng Tsai, Sheng-Te Yang, Meei-Hwa Wang, Shian-Jy Wang | 2001-04-03 |
| 6207773 | Metallocene catalyst for preparing olefin polymer | Ching Ting, Jing-Cherng Tsai, Sung-Song Hua, Tsai-Tien Su, Yu-Shan Chao | 2001-03-27 |
| 6150529 | Single site catalyst with methyl aluminoxane or borate free and their applications for the preparation of polyolefins | Shian-Jy Wang, Shu-Hua Chan, Jing-Cherng Tsai, Ching Ting | 2000-11-21 |
| 6115126 | Optical wavefront analyzer and method using a single wave shifter | Shu-Sheng Lee, Chung Min Lee, Ching-Wei Chen, Heui-Yung Chang, Gym-Bin Yeh +4 more | 2000-09-05 |
| 6051668 | Catalyst composition containing bidentate coordinated trivalent group IVB metal complex for preparing syndiotactic vinyl aromatic polymer | Jing-Cherng Tsai, W. P. Chao | 2000-04-18 |
| 5891816 | Single site catalysts with MAO or borate free and their application for polyolefins | Shian-Jy Wang, Shu-Hua Chan, Jing-Cherng Tsai, Ching Ting | 1999-04-06 |
| 5869721 | Bidentate coordinated trivalent Group IVB metal complex catalyst for preparing syndiotactic vinyl aromatic polymer | Jing-Cherng Tsai, W. P. Chao | 1999-02-09 |
| 5684098 | Process for the polymerization or copolymerization of ethylene using mao- or borate-free single site catalysts | Shian-Jy Wang, Shu-Hua Chan, Jing-Cheing Tsai, Ching Ting | 1997-11-04 |
| 5519099 | Organometallic catalysts containing hydrotris(pyrazolyl) borate and cyclopentadienyl groups, and processes of employing the same | Shian-Jy Wang, Shu-Hua Chan, Jing-Cherng Tsai, Yu-Hwa E. Sheu | 1996-05-21 |