Yang LI

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Nantong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Photochromic resin lens with refractivity of 1.50 and preparation m...
- Patent number 12,060,447
- Issue date Aug 13, 2024
- Jiangsu Conant Optical Co., Ltd.
- Chuanbao Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
ANTI-BLUE LIGHT RESIN LENS WITH REFRACTIVE INDEX OF 1.50 AND PREPAR...
- Publication number 20230341589
- Publication date Oct 26, 2023
- Jiangsu Conant Optical Co., Ltd.
- Chuanbao WANG
- G02 - OPTICS
Information Patent Application
RESIN LENS WITH ENHANCED ANTI-BLUE LIGHT PERFORMANCE AND PREPARATIO...
- Publication number 20230070132
- Publication date Mar 9, 2023
- Jiangsu Conant Optical Co., Ltd.
- Chuanbao WANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PHOTOCHROMIC RESIN LENS WITH REFRACTIVITY OF 1.50 AND PREPARATION M...
- Publication number 20210269569
- Publication date Sep 2, 2021
- Jiangsu Conant Optical Co., Ltd.
- Chuanbao WANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...