Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028471 | Sapphire thin film coated substrate | Kok Wai Cheah, Yu Wai Chan | 2021-06-08 |
| 10941480 | Sapphire thin film coated flexible substrate | Kok Wai Cheah, King Fai Li, Hoi Lam Tam, Guixin Li, Yu Wai Chan | 2021-03-09 |