Grayson, Georgia
United States
20
2025-10-02
The entities that hold a legal rights for patent applications filed by inventor Kumi Augustine Twum:
Augustine Twum Kumi from Grayson, US has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD FOR MAKING EMBEDDED HYDROGEL CONTACT LENSES
#2 | 2025-02-20SILICONE HYDROGEL CONTACT LENSES
#3 | 2024-12-05EMBEDDED HYDROGEL CONTACT LENSES
#4 | 2024-01-18Silicone hydrogel contact lenses
#5 | 2022-11-17COLORED COSMETIC PHOTOCHROMIC CONTACT LENSES
#6 | 2022-10-27Method for making photochromic contact lenses
#7 | 2022-10-13METHOD FOR MAKING EMBEDDED HYDROGEL CONTACT LENSES
#8 | 2022-10-13Embedded hydrogel contact lenses
#9 | 2022-09-01Silicone hydrogel contact lenses
#10 | 2022-05-05Method for making photochromic contact lenses
#11 | 2022-04-28Method for making photochromic contact lenses
#12 | 2021-01-14Silicone hydrogel contact lenses
#13 | 2021-01-14Silicone hydrogel contact lenses
#14 | 2020-12-31Ophthalmic compositions
#15 | 2019-12-05Method for producing silicone hydrogel contact lenses
#16 | 2019-10-03Method for making silicone hydrogel contact lenses
#17 | 2019-08-29Silicone hydrogel contact lenses
#18 | 2018-12-13Silicone hydrogel contact lenses
#19 | 2018-12-13Silicone hydrogel contact lenses
#20 | 2018-12-13Method for producing silicone hydrogel contact lenses
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