Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386224 | Cholesteric liquid crystal polarizing grating | Tsung-Hsien Lin, Yu-Chieh Li, Cheng-Kuan Wu, Cheng-Chang Li, Li-Min Chang +2 more | 2025-08-12 |
| 12386234 | Switching method for switching a liquid crystal polarizing grating between trnsmission difraction and reflection difraction | Yu-Chieh Li, Yi-Te Chuang | 2025-08-12 |
| 11630362 | One-way glass with switching modes | Tsung-Hsien Lin, Heng-Yi Tseng, Cheng-Chang Li, Li-Min Chang, Kuan-Wu Lin +1 more | 2023-04-18 |
| 10022836 | Polishing pad, polishing apparatus and method for manufacturing polishing pad | Chung-Chih Feng, I-Peng Yao, Yung-Chang Hung, Wei Liu | 2018-07-17 |
| 9835924 | Silicon based terahertz full wave liquid crystal phase shifter | Chao-Kuei Lee, Han Zhang, Tsung-Hsien Lin, Jun Guo | 2017-12-05 |
| 9044840 | Sheet for mounting a workpiece and method for making the same | Chung-Chih Feng, I-Peng Yao, Lyang-Gung Wang, HSIN-RU SONG | 2015-06-02 |
| 8343586 | Conductive polishing pad and method for making the same | Chung-Chih Feng, I-Peng Yao, Yung-Chang Hung | 2013-01-01 |
| 7662028 | Polishing pad having groove structure for avoiding stripping of a polishing surface of the polishing pad | Chung-Chih Feng, Wei Liu, Yung-Chang Hung, I-Peng Yao | 2010-02-16 |