Chengjun LIU

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Organic light-emitting diode device comprising self-repairing layer...
- Patent number 11,342,537
- Issue date May 24, 2022
- FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Chengjun Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
OLED device, manufacturing method thereof and display device
- Patent number 11,139,452
- Issue date Oct 5, 2021
- FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Chengjun Liu
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Display module, display device and working method thereof
- Patent number 11,064,186
- Issue date Jul 13, 2021
- FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Guiguang Hu
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PIXEL STRUCTURE, DISPLAY PANEL AND DISPLAY APPARATUS
- Publication number 20230049993
- Publication date Feb 16, 2023
- Fuzhou BOE Optoelectronics Technology Co., Ltd.
- Chengjun LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC LIGHT-EMITTING DIODE DEVICE AND MANUFACTURING METHOD THEREF...
- Publication number 20210184167
- Publication date Jun 17, 2021
- Fuzhou BOE Optoelectronics Technology Co., Ltd.
- Chengjun LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PIXEL STRUCTURE, DISPLAY PANEL AND DISPLAY APPARATUS
- Publication number 20200403042
- Publication date Dec 24, 2020
- Fuzhou BOE Optoelectronics Technology Co., Ltd.
- Chengjun LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DISPLAY MODULE, DISPLAY DEVICE AND WORKING METHOD THEREOF
- Publication number 20200296353
- Publication date Sep 17, 2020
- FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Guiguang HU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OLED Device, Manufacturing Method Thereof and Display Device
- Publication number 20200176713
- Publication date Jun 4, 2020
- Fuzhou BOE Optoelectronics Technology Co., Ltd.
- Chengjun LIU
- H01 - BASIC ELECTRIC ELEMENTS