Wei Liang

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Johns Creek, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Ophthalmic compositions
- Patent number 11,439,661
- Issue date Sep 13, 2022
- Alcon Inc.
- Steve Yun Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for preparing silicone hydrogels
- Patent number 11,433,629
- Issue date Sep 6, 2022
- Alcon Inc.
- Weihong Lang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for producing silicone hydrogel contact lenses
- Patent number 10,843,422
- Issue date Nov 24, 2020
- Alcon, Inc.
- Daqing Wu
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPHTHALMIC COMPOSITIONS
- Publication number 20200405747
- Publication date Dec 31, 2020
- Alcon Inc.
- Steve Yun Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHOD FOR PREPARING SILICONE HYDROGELS
- Publication number 20190366658
- Publication date Dec 5, 2019
- Alcon Inc.
- Weihong Lang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD FOR PRODUCING SILICONE HYDROGEL CONTACT LENSES
- Publication number 20180354214
- Publication date Dec 13, 2018
- Novartis AG
- Daqing Wu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL