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Shijiazhuang City, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Liquid crystal compound and liquid crystal composition
Patent number
11,130,911
Issue date
Sep 28, 2021
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
Guoliang Yun
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Negative dielectric anisotropy liquid crystal composition
Patent number
11,060,030
Issue date
Jul 13, 2021
SHIJIAZHUANG CHENGZHIYONGHUA DISPLAY MATERIAL CO., LTD.
Ke-Lun Shu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Difluoromethoxy-bridge liquid crystal compound containing methyl-su...
Patent number
11,046,888
Issue date
Jun 29, 2021
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
Ming Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Liquid crystal display device
Patent number
10,877,319
Issue date
Dec 29, 2020
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
Xuefeng Li
G02 - OPTICS
Information
Patent Grant
Liquid crystal display device
Patent number
10,698,266
Issue date
Jun 30, 2020
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
Xuefeng Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Highly vertical dielectric liquid crystal composition and liquid cr...
Patent number
10,655,062
Issue date
May 19, 2020
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD
Ke-Lun Shu
G02 - OPTICS
Information
Patent Grant
Highly vertical dielectric liquid crystal compound, liquid crystal...
Patent number
10,472,570
Issue date
Nov 12, 2019
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
Kelun Shu
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
Publication number
20190353962
Publication date
Nov 21, 2019
Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd
Xuefeng LI
G02 - OPTICS
Information
Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
Publication number
20190353963
Publication date
Nov 21, 2019
Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd
Xuefeng LI
G02 - OPTICS
Information
Patent Application
DIFLUOROMETHOXY-BRIDGE LIQUID CRYSTAL COMPOUND CONTAINING METHYL-SU...
Publication number
20190345388
Publication date
Nov 14, 2019
Ming LI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
LIQUID CRYSTAL COMPOUND AND LIQUID CRYSTAL COMPOSITION
Publication number
20190256772
Publication date
Aug 22, 2019
Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd.
Guoliang YUN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Negative dielectric anisotropy liquid crystal composition
Publication number
20190185753
Publication date
Jun 20, 2019
Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd
Ke-Lun SHU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HIGHLY VERTICAL DIELECTRIC LIQUID CRYSTAL COMPOSITION AND LIQUID CR...
Publication number
20190100696
Publication date
Apr 4, 2019
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO. LTD
Ke-Lun Shu
G02 - OPTICS
Information
Patent Application
HIGHLY VERTICAL DIELECTRIC LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL...
Publication number
20180119012
Publication date
May 3, 2018
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO. LTD
Kelun SHU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...