JIANMING CHENG

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Shijiazhuang City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal composition and liquid crystal display element or di...
- Patent number 10,858,588
- Issue date Dec 8, 2020
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
- Mingxia Wang
- G02 - OPTICS
Information Patent Grant
Liquid crystal compound and liquid crystal composition
- Patent number 10,703,974
- Issue date Jul 7, 2020
- SHIJIAHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
- Guoliang Yun
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT OR DI...
- Publication number 20190078021
- Publication date Mar 14, 2019
- Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd
- MingXia WANG
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL COMPOUND AND LIQUID CRYSTAL COMPOSITION
- Publication number 20190055471
- Publication date Feb 21, 2019
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO. LTD
- GUOLIANG YUN
- C07 - ORGANIC CHEMISTRY