Brea, California
United States
5
2022-10-27
The entities that hold a legal rights for patent applications filed by inventor Cheng Jing:
Jing Cheng from Brea, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for making photochromic contact lenses
#2 | 2022-10-13METHOD FOR MAKING EMBEDDED HYDROGEL CONTACT LENSES
#3 | 2022-10-13Embedded hydrogel contact lenses
#4 | 2022-02-17Contact lens packaging solutions
#5 | 2022-02-17Contact lens packaging solutions
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