Liu Ouyang

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Guangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Spectacle lens with antibacterial and/or antiviral properties and m...
- Patent number 11,940,596
- Issue date Mar 26, 2024
- Carl Zeiss Vision International GmbH
- Emad Flear Aziz
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Photochromic lens with laminated film, method for producing a photo...
- Patent number 11,754,860
- Issue date Sep 12, 2023
- Carl Zeiss Vision International GmbH
- Jingye Liang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
COATED LENS AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20240417588
- Publication date Dec 19, 2024
- CARL ZEISS VISION INTERNATIONAL GMBH
- Jingye Liang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SPECTACLE LENS WITH ANTIBACTERIAL AND/OR ANTIVIRAL PROPERTIES AND M...
- Publication number 20230280504
- Publication date Sep 7, 2023
- CARL ZEISS VISION INTERNATIONAL GMBH
- Emad Flear Aziz
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
SPECTACLE LENS WITH ANTIBACTERIAL AND/OR ANTIVIRAL PROPERTIES AND M...
- Publication number 20230161081
- Publication date May 25, 2023
- CARL ZEISS VISION INTERNATIONAL GMBH
- Emad Flear Aziz
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PHOTOCHROMIC LENS WITH LAMINATED FILM, METHOD FOR PRODUCING A PHOTO...
- Publication number 20200201079
- Publication date Jun 25, 2020
- Carl Zeiss Vision Technical Services Guangzhou Ltd.
- Jingye Liang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL