Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9682457 | Composite polishing pad and method for making the same | Chung-Chih Feng, I-Peng Yao, Yung-Chang Hung | 2017-06-20 |
| 9669518 | Polishing pad and method for making the same | Chung-Chih Feng, I-Peng Yao, Yung-Chang Hung | 2017-06-06 |