Yuan Ji

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cationic contact lens
- Patent number 12,038,555
- Issue date Jul 16, 2024
- CooperVision International Limited
- Yuan Ji
- G02 - OPTICS
Information Patent Grant
Silicone hydrogel contact lenses
- Patent number 9,625,616
- Issue date Apr 18, 2017
- CooperVision International Holding Company, LP
- Yuwen Liu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Silicone hydrogel contact lenses and methods of making silicone hyd...
- Patent number 8,672,475
- Issue date Mar 18, 2014
- Coopervision International Holding Company, LLC
- Yuwen Liu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
CATIONIC CONTACT LENS
- Publication number 20230408728
- Publication date Dec 21, 2023
- COOPERVISION INTERNATIONAL LIMITED
- Yuan JI
- G02 - OPTICS
Information Patent Application
OLEIC ACID-RELEASING CONTACT LENS
- Publication number 20220187620
- Publication date Jun 16, 2022
- COOPERVISION INTERNATIONAL LIMITED
- Erwin C. SI
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
CATIONIC CONTACT LENS
- Publication number 20220183433
- Publication date Jun 16, 2022
- COOPERVISION INTERNATIONAL LIMITED
- Yuan JI
- G02 - OPTICS
Information Patent Application
Silicone Hydrogel Contact Lenses
- Publication number 20160003980
- Publication date Jan 7, 2016
- COOPERVISION INTERNATIONAL HOLDING COMPANY, L.P.
- Yuwen Liu
- G02 - OPTICS
Information Patent Application
Silicone Hydrogel Contact Lenses and Methods of Making Silicone Hyd...
- Publication number 20110085128
- Publication date Apr 14, 2011
- COOPERVISION INTERNATIONAL HOLDING COMPANY, L.P.
- Yuwen Liu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL