Issued Patents All Time
Showing 25 most recent of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392931 | Method for producing wettable silicone hydrogel contact lenses | Daqing Wu, Steve Yun Zhang, Junhao Ge, Jack W. Trieu | 2025-08-19 |
| 12391014 | Method for making embedded hydrogel contact lenses | Jing Cheng, Michelle Plavnik, Ya-Wen Chang, Steve Yun Zhang | 2025-08-19 |
| 12369774 | Endoscope forceps elevator, endoscope distal end and duodenoscope system | Keduan Xu, Gongan Wu | 2025-07-29 |
| 12286501 | Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereof | Jinyu Huang, Frank Chang, Steve Yun Zhang | 2025-04-29 |
| 12247169 | Method for making photochromic contact lenses | Frank Chang, Houliang Tang | 2025-03-11 |
| 12171871 | Contact lens packaging solutions | Junhao Ge, Steve Yun Zhang, Daqing Wu, Jing Cheng, Yuan Chang +2 more | 2024-12-24 |
| 12162987 | Silicone hydrogel contact lenses | Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian +6 more | 2024-12-10 |
| 11999908 | Method for making photochromic contact lenses | Frank Chang, Houliang Tang | 2024-06-04 |
| 11952449 | Poly(meth)acrylamide-based copolymers with carboxyl-terminated pendant chains | Frank Chang, Troy Vernon Holland, Chung-Yuan Chiang, John Dallas Pruitt | 2024-04-09 |
| 11926689 | Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereof | Jinyu Huang, Frank Chang, Steve Yun Zhang | 2024-03-12 |
| 11802182 | Silicone hydrogel contact lenses | Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian +6 more | 2023-10-31 |
| 11453736 | Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereof | Jinyu Huang, Frank Chang, Steve Yun Zhang | 2022-09-27 |
| 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 |
| 10920099 | Poly(meth)acrylamide-based copolymers with carboxyl-terminated pendant chains | Frank Chang, Troy Vernon Holland, Chung-Yuan Chiang, John Dallas Pruitt | 2021-02-16 |
| 10875967 | Silicone hydrogel contact lenses | Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian +6 more | 2020-12-29 |
| 10870722 | Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereof | Jinyu Huang, Frank Chang, Steve Yun Zhang | 2020-12-22 |
| 10866344 | Silicone hydrogel contact lenses | Daqing Wu, Junhao Ge, Steve Yun Zhang, Richard Charles Breitkopf, Xinming Qian +6 more | 2020-12-15 |
| 10839620 | Apparatus and method for manually activated wireless transfer of operational and performance data | Tangwen Du, Castle Gu, Pengfei Zhan | 2020-11-17 |
| 10829574 | Hydrophilic copolymer with pendant thiol groups | Frank Chang, Troy Vernon Holland, Ryan DeSousa | 2020-11-10 |
| 10676608 | Phosphorylcholine-containing poly(meth)acrylamide-based copolymers | Frank Chang, Troy Vernon Holland, Chung-Yuan Chiang, John Dallas Pruitt | 2020-06-09 |
| 10618986 | Hydrophilic copolymer with pendant thiol groups | Frank Chang, Troy Vernon Holland, Ryan DeSousa | 2020-04-14 |
| 10527757 | Amphiphilic branched polydiorganosiloxane macromers | Frank Chang, Fei Cheng, Ying Zheng | 2020-01-07 |
| 10465047 | Polymerizable polydimethylsiloxane-polyoxyalkylene block copolymers | Frank Chang | 2019-11-05 |
| 10301451 | Chain-extended polydimethylsiloxane vinylic crosslinkers and uses thereof | Frank Chang | 2019-05-28 |