Zijun CAO

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display device and drive method thereof
- Patent number 11,249,332
- Issue date Feb 15, 2022
- BOE Technology Group Co., Ltd.
- Ruifang Du
- G02 - OPTICS
Information Patent Grant
Liquid crystal display panel
- Patent number 10,948,760
- Issue date Mar 16, 2021
- Hefei Xinsheng Optoelectronics Technology Co., Ltd.
- Zijun Cao
- G02 - OPTICS
Information Patent Grant
Shift register, method for driving the same, gate driving circuit,...
- Patent number 10,950,196
- Issue date Mar 16, 2021
- BOE Technology Group Co., Ltd.
- Ruifang Du
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Liquid Crystal Display Device and Drive Method Thereof
- Publication number 20210173246
- Publication date Jun 10, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Ruifang Du
- G02 - OPTICS
Information Patent Application
DISPLAY PANEL, DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20210018802
- Publication date Jan 21, 2021
- HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Ruifang Du
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SHIFT REGISTER, METHOD FOR DRIVING THE SAME, GATE DRIVING CIRCUIT,...
- Publication number 20200357352
- Publication date Nov 12, 2020
- BOE TECHNOLOGY GROUP CO., LTD.
- Ruifang DU
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
LIQUID CRYSTAL DISPLAY PANEL
- Publication number 20200285102
- Publication date Sep 10, 2020
- HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD
- Zijun CAO
- G02 - OPTICS