Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292694 | Alignment mark and method | Hung-Chung Chien, Chih-Chieh Yang, Ming-Feng Shieh | 2025-05-06 |
| 11287746 | System and method for overlay error reduction | Hung-Chung Chien, Chih-Chieh Yang, Ming-Feng Shieh, Chun-Ming Hu | 2022-03-29 |