AK

Augustine Twum Kumi

AL Alcon: 3 patents #37 of 264Top 15%
Overall (2025): #67,464 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

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