Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11054922 | Using method of rewritable board | Chen-Kuei Chung | 2021-07-06 |
| 10947634 | Method for preparing invisible anodic aluminum oxide pattern | Chen-Kuei Chung, Yun-Ru Chen | 2021-03-16 |