Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12399439 | Pellicle, pellicle removal tool, and method of utilizing pellicle and pellicle removal tool | Hsuan Jung Chang, Kun-Lung Hsieh, Chih-Wei Wen | 2025-08-26 |
| 12282264 | Cleaning apparatus for cleaning surface of photomask | Chih-Wei Wen, Chung-Hung Lin | 2025-04-22 |
| 12085848 | Photomask cleaning tool | Pin-Cheng CHEN, Chih-Wei Wen, Chung-Hung Lin | 2024-09-10 |