Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11433629 | Method for preparing silicone hydrogels | Wei Liang, Ying Zheng, Karen Belinda Sentell, Richard Charles Breitkopf, Daqing Wu +1 more | 2022-09-06 |
| 11427685 | Method for making silicone hydrogel contact lenses | Daqing Wu, Steve Yun Zhang, Junhao Ge, Richard Charles Breitkopf, Augustine Twum Kumi | 2022-08-30 |
| 11365288 | Silicone hydrogel contact lenses | Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian +6 more | 2022-06-21 |
| 11346982 | Silicone hydrogel contact lenses | Daqing Wu, Junhao Ge, Steve Yun Zhang, Richard Charles Breitkopf, Xinming Qian +6 more | 2022-05-31 |