Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11801504 | Hydrophilic phosphorus ligand and method for separation and recovery of catalyst | Yi-Zhen Chen, Kuo-Chen Shih | 2023-10-31 |
| 11718725 | Method of forming foam material | Yi-Zhen Chen, CHIH-KUANG CHANG | 2023-08-08 |
| 11603444 | Foaming composition and method of forming foam material | Yi-Zhen Chen, CHIH-KUANG CHANG | 2023-03-14 |
| 10731034 | Polyurethane urea composition and preparation method thereof | Yi-Zhen Chen, Hsiao-Chun Yeh, Yung-Chan Lin, Cheng-Han Hsieh | 2020-08-04 |
| 9839906 | Catalyst and method for synthesizing cyclic carbonate by the same | Yi-Zhen Chen, Kuo-Chen Shih | 2017-12-12 |
| 9758617 | Cayalyst system | Cheng-Wei Yeh, Yi-Zhen Chen, Chih-Wei Liu, Kuo-Chen Shih, Hsi-Hsin Shih | 2017-09-12 |
| 9346719 | Catalyst systems and selective hydrogenation processes | Kuo-Chen Shih, Hung-Yu Chen, Yi-Zhen Chen | 2016-05-24 |
| 9260405 | Cayalyst system and manufacturing method of cyclic carbonate by the same | Cheng-Wei Yeh, Yi-Zhen Chen, Chih-Wei Liu, Kuo-Chen Shih, Hsi-Hsin Shih | 2016-02-16 |
| 8691908 | Carbon nanomaterial-supported catalyst and application thereof in cyclic carbonate synthesis | Cheng-Wei Yeh, Kuo-Chen Shih, Yi-Zhen Chen | 2014-04-08 |
| 8557927 | Comb-shaped graft copolymers and methods of manufacturing the same | Cheng-Wei Yeh, Yi-Zhen Chen, Kuo-Chen Shih | 2013-10-15 |
| 8415504 | Catalyst carrier, catalyst thereon and C-C coupling method use the same | Cheng-Wei Yeh, Kuo-Chen Shih, Hsiao-Chun Yeh, Yi-Zhen Chen | 2013-04-09 |
| 8287753 | Gel electrolyte composition, method of fabricating thereof and dye-sensitized solar cell using the same | Cheng-Hsien Yang, Hao-Hsun Yang, Li-Key Chen | 2012-10-16 |
| 8076435 | Acrylic copolymers with high heat-resistance and preparation thereof | Kuo-Chen Shih, Yi-Zhen Chen | 2011-12-13 |
| 7683219 | Hydroformylation process | Hao-Hsun Yang, Kuo-Chen Shih, Tsai-Tien Su | 2010-03-23 |
| 7638656 | Hydroformylation process | Kuo-Chen Shih, Hao-Hsun Yang | 2009-12-29 |