Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11179822 | Polyurethane polishing layer, polishing pad comprising polishing layer, method for preparing polishing layer and method for planarizing material | Shunquan ZHU, Yijie Luo, Min Liu, Jiping Zhang | 2021-11-23 |