Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392931 | Method for producing wettable silicone hydrogel contact lenses | Daqing Wu, Feng Jing, Steve Yun Zhang, Jack W. Trieu | 2025-08-19 |
| 12370766 | Formulation dosing device for contact lens fabrication | Michelle Plavnik, Steve Yun Zhang, Ethan Leveillee, Yang Zheng, Yuan Chang | 2025-07-29 |
| 12358245 | Systems and methods for insert placement to fabricate hybrid contact lenses | Yang Zheng, Cornelius Daniel Niculas, Yuan Chang, Steve Yun Zhang, Justin Joel Aguayo +3 more | 2025-07-15 |
| 12360289 | Method for making embedded hydrogel contact lenses | Yuan Chang, Ying Pi, Cornelius Daniel Niculas, Yang Zheng, Steve Yun Zhang +4 more | 2025-07-15 |
| 12339528 | Colored cosmetic photochromic contact lenses | Richard Charles Breitkopf, Steve Yun Zhang, Yuan Chang, Augustine Twum Kumi | 2025-06-24 |
| 12194699 | Embedded hydrogel contact lenses | Zahra Bassampour, Chandana Kolluru, Steve Yun Zhang, Yang Zheng, Cornelius Daniel Niculas +5 more | 2025-01-14 |
| 12171871 | Contact lens packaging solutions | Steve Yun Zhang, Daqing Wu, Jing Cheng, Yuan Chang, Feng Jing +2 more | 2024-12-24 |
| 12162987 | Silicone hydrogel contact lenses | Steve Yun Zhang, Daqing Wu, Richard Charles Breitkopf, Xinming Qian, Zach Munoz +6 more | 2024-12-10 |
| 11975499 | Method for making photochromic contact lenses | Yuan Chang, Steve Yun Zhang | 2024-05-07 |
| 11945895 | Photochromic polydiorganosiloxane vinylic crosslinkers | Yuan Chang, Steve Yun Zhang, Weihong Lang | 2024-04-02 |
| 11945181 | Method for making photochromic contact lenses | Yuan Chang, Steve Yun Zhang, Michelle Plavnik, Augustine Twum Kumi, Daqing Wu | 2024-04-02 |
| 11931454 | Wet-packed soft hydrogel ocular inserts | Steve Yun Zhang, Daqing Wu, Jing Cheng | 2024-03-19 |
| 11927512 | Method for determining coating thickness on coated contact lenses | Yuan Chang, Ying Zheng, Steve Yun Zhang, Karen Belinda Sentell, Jinbo Dou | 2024-03-12 |
| 11886045 | Method for making photochromic contact lenses | Yuan Chang, Steve Yun Zhang, Michelle Plavnik, Augustine Twum Kumi | 2024-01-30 |
| 11833770 | Method for producing embedded or hybrid hydrogel contact lenses | Yang Zheng, Steve Yun Zhang | 2023-12-05 |
| 11833771 | Method for making photochromic contact lenses | Yuan Chang, Steve Yun Zhang, Michelle Plavnik, Yang Zheng, Jing Cheng +1 more | 2023-12-05 |
| 11802182 | Silicone hydrogel contact lenses | Steve Yun Zhang, Daqing Wu, Richard Charles Breitkopf, Xinming Qian, Zach Munoz +6 more | 2023-10-31 |
| 11542353 | Method for producing photochromic contact lenses | Weihong Lang, Steve Yun Zhang, Daqing Wu | 2023-01-03 |
| 11513257 | Wettable silicone hydrogel contact lenses | Ying Zheng, Jang-Shing Chiou, Jinbo Dou, Yuan Chang, Steve Yun Zhang +3 more | 2022-11-29 |
| 11439661 | Ophthalmic compositions | Steve Yun Zhang, Richard Charles Breitkopf, Daqing Wu, Maria F. Gubitosi Raspino, Augustine Twum Kumi +1 more | 2022-09-13 |
| 11427685 | Method for making silicone hydrogel contact lenses | Daqing Wu, Steve Yun Zhang, Richard Charles Breitkopf, Augustine Twum Kumi, Weihong Lang | 2022-08-30 |
| 11365288 | Silicone hydrogel contact lenses | Steve Yun Zhang, Daqing Wu, Richard Charles Breitkopf, Xinming Qian, Zach Munoz +6 more | 2022-06-21 |
| 11346982 | Silicone hydrogel contact lenses | Daqing Wu, Steve Yun Zhang, Richard Charles Breitkopf, Xinming Qian, Zach Munoz +6 more | 2022-05-31 |
| 11254076 | Method for producing silicone hydrogel contact lenses | Daqing Wu, Richard Charles Breitkopf, Steve Yun Zhang, Augustine Twum Kumi | 2022-02-22 |
| 11254075 | Method for producing silicone hydrogel contact lenses | Richard Charles Breitkopf, Daqing Wu, Steve Yun Zhang | 2022-02-22 |