Ruimao Hua

Person

Hebei, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Imidazole derivative, material and organic light-emitting device co...
- Patent number 11,462,694
- Issue date Oct 4, 2022
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
- Jianhua Cao
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for preparing a series of carbazole derivatives and use ther...
- Patent number 10,577,325
- Issue date Mar 3, 2020
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD
- Jianhua Cao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid crystal composition and application thereof
- Patent number 10,040,998
- Issue date Aug 7, 2018
- Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
- Guoliang Yun
- G02 - OPTICS
Information Patent Grant
Liquid crystal compound and liquid crystal composition
- Patent number 9,803,140
- Issue date Oct 31, 2017
- Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
- Guoliang Yuan
- G02 - OPTICS
Information Patent Grant
Negative dielectric anisotropic liquid crystal compounds containing...
- Patent number 9,517,990
- Issue date Dec 13, 2016
- Shijiazhuang Chenzhi Yonghua Display Materials Co., Ltd.
- Guoliang Yun
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cycloheptane derivative and preparation method and use thereof
- Patent number 9,493,704
- Issue date Nov 15, 2016
- Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
- Yaohua Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid Crystal compound containing cyclobutyl group and difluoromet...
- Patent number 9,481,828
- Issue date Nov 1, 2016
- Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd.
- Guoliang Yun
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid crystal composition having negative dielectric anisotropy
- Patent number 9,428,693
- Issue date Aug 30, 2016
- Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
- Gang Wen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystal compound
- Patent number 9,359,552
- Issue date Jun 7, 2016
- Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
- Guoliang Yun
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystal compound containing cyclopentyl and difluorometheneo...
- Patent number 9,303,208
- Issue date Apr 5, 2016
- Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
- Guoliang Yuan
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
IMIDAZOLE DERIVATIVE, MATERIAL AND ORGANIC LIGHT-EMITTING DEVICE CO...
- Publication number 20200144516
- Publication date May 7, 2020
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
- Jianhua CAO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARING A SERIES OF CARBAZOLE DERIVATIVES AND USE THER...
- Publication number 20180282277
- Publication date Oct 4, 2018
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO.,LTD.
- Jianhua CAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIQUID CRYSTAL COMPOUND AND LIQUID CRYSTAL COMPOSITION
- Publication number 20170101581
- Publication date Apr 13, 2017
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO., LTD.
- Guoliang Yuan
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIQUID CRYSTAL COMPOSITION AND APPLICATION THEREOF
- Publication number 20160326435
- Publication date Nov 10, 2016
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO., LTD.
- Guoliang Yun
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Liquid Crystal Compound Containing Cyclobutyl Group and Difluoromet...
- Publication number 20150284632
- Publication date Oct 8, 2015
- Guoliang Yun
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CYCLOHEPTANE DERIVATIVE AND PREPARATION METHOD AND USE THEREOF
- Publication number 20150252261
- Publication date Sep 10, 2015
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO., LTD
- Yaohua Han
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIQUID CRYSTAL COMPOUND CONTAINING CYCLOPENTYL AND DIFLUOROMETHENEO...
- Publication number 20150218449
- Publication date Aug 6, 2015
- SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATRIALS Co., LTD.
- Guoliang Yuan
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Liquid Crystal Composition Having Negative Dielectric Anisotropy
- Publication number 20150184075
- Publication date Jul 2, 2015
- Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
- Gang Wen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Negative Dielectric Anisotropic Liquid Crystal Compounds Containing...
- Publication number 20150152330
- Publication date Jun 4, 2015
- Guoliang Yun
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Liquid Crystal Compound
- Publication number 20150021520
- Publication date Jan 22, 2015
- Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
- Guoliang Yun
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Person

Patents Grantslast 30 patents

Imidazole derivative, material and organic light-emitting device co...

Method for preparing a series of carbazole derivatives and use ther...

Liquid crystal composition and application thereof

Liquid crystal compound and liquid crystal composition

Negative dielectric anisotropic liquid crystal compounds containing...

Cycloheptane derivative and preparation method and use thereof

Liquid Crystal compound containing cyclobutyl group and difluoromet...

Liquid crystal composition having negative dielectric anisotropy

Liquid crystal compound

Liquid crystal compound containing cyclopentyl and difluorometheneo...

Patents Applicationslast 30 patents

IMIDAZOLE DERIVATIVE, MATERIAL AND ORGANIC LIGHT-EMITTING DEVICE CO...

METHOD FOR PREPARING A SERIES OF CARBAZOLE DERIVATIVES AND USE THER...

LIQUID CRYSTAL COMPOUND AND LIQUID CRYSTAL COMPOSITION

LIQUID CRYSTAL COMPOSITION AND APPLICATION THEREOF

Liquid Crystal Compound Containing Cyclobutyl Group and Difluoromet...

CYCLOHEPTANE DERIVATIVE AND PREPARATION METHOD AND USE THEREOF

LIQUID CRYSTAL COMPOUND CONTAINING CYCLOPENTYL AND DIFLUOROMETHENEO...

Liquid Crystal Composition Having Negative Dielectric Anisotropy

Negative Dielectric Anisotropic Liquid Crystal Compounds Containing...

Liquid Crystal Compound