Richard Govan

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Fairburn, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for making coated silicone hydrogel contact lenses
- Patent number 11,459,479
- Issue date Oct 4, 2022
- Alcon Inc.
- Yongxing Qiu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MAKING COATED SILICONE HYDROGEL CONTACT LENSES
- Publication number 20200172756
- Publication date Jun 4, 2020
- Alcon Inc.
- Yongxing Qiu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD FOR PRODUCING MPS-COMPATIBLE WATER GRADIENT CONTACT LENSES
- Publication number 20190176417
- Publication date Jun 13, 2019
- Novartis AG
- Yongxing Qiu
- G02 - OPTICS