AK

Augustine Twum Kumi

AL Alcon: 17 patents #30 of 866Top 4%
Overall (All Time): #261,370 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12360289 Method for making embedded hydrogel contact lenses Yuan Chang, Junhao Ge, Ying Pi, Cornelius Daniel Niculas, Yang Zheng +4 more 2025-07-15
12339528 Colored cosmetic photochromic contact lenses Junhao Ge, Richard Charles Breitkopf, Steve Yun Zhang, Yuan Chang 2025-06-24
12194699 Embedded hydrogel contact lenses Zahra Bassampour, Chandana Kolluru, Steve Yun Zhang, Junhao Ge, Yang Zheng +5 more 2025-01-14
12162987 Silicone hydrogel contact lenses Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian +6 more 2024-12-10
11945181 Method for making photochromic contact lenses Junhao Ge, Yuan Chang, Steve Yun Zhang, Michelle Plavnik, Daqing Wu 2024-04-02
11886045 Method for making photochromic contact lenses Yuan Chang, Junhao Ge, Steve Yun Zhang, Michelle Plavnik 2024-01-30
11833771 Method for making photochromic contact lenses Yuan Chang, Junhao Ge, Steve Yun Zhang, Michelle Plavnik, Yang Zheng +1 more 2023-12-05
11802182 Silicone hydrogel contact lenses Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian +6 more 2023-10-31
11439661 Ophthalmic compositions Steve Yun Zhang, Richard Charles Breitkopf, Daqing Wu, Junhao Ge, Maria F. Gubitosi Raspino +1 more 2022-09-13
11427685 Method for making silicone hydrogel contact lenses Daqing Wu, Steve Yun Zhang, Junhao Ge, Richard Charles Breitkopf, Weihong Lang 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
11254076 Method for producing silicone hydrogel contact lenses Junhao Ge, Daqing Wu, Richard Charles Breitkopf, Steve Yun Zhang 2022-02-22
10968319 Silicone hydrogel contact lenses Steve Yun Zhang, Maria F. Gubitosi Raspino, Richard Charles Breitkopf, Daqing Wu, Junhao Ge +2 more 2021-04-06
10875967 Silicone hydrogel contact lenses Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian +6 more 2020-12-29
10866344 Silicone hydrogel contact lenses Daqing Wu, Junhao Ge, Steve Yun Zhang, Richard Charles Breitkopf, Xinming Qian +6 more 2020-12-15
10843422 Method for producing silicone hydrogel contact lenses Daqing Wu, Steve Yun Zhang, Xinming Qian, Zach Munoz, Frank Chang +4 more 2020-11-24