Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12094734 | Wet etching control system, wet etching machine and wet etching control method | Hsin-Hung Chen | 2024-09-17 |
| 11869774 | Method for improving etching rate of wet etching | Nannan ZHANG | 2024-01-09 |