Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10220486 | Disc containing copper for sapphire polishing, and method for preparing discs containing copper facing each other | Qiaobing Rao, Liang Fu | 2019-03-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10220486 | Disc containing copper for sapphire polishing, and method for preparing discs containing copper facing each other | Qiaobing Rao, Liang Fu | 2019-03-05 |