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Patents Grantslast 30 patents

Information Patent Grant
Top-emission type organic electroluminescent element and top-emissi...
- Patent number 11,641,755
- Issue date May 2, 2023
- XIANYANG CAIHONG OPTOELECTRONICS TECHNOLOGY CO., LTD
- Qizhe Cai
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TOP-EMISSION TYPE ORGANIC ELECTROLUMINESCENT ELEMENT AND TOP-EMISSI...
- Publication number 20220020954
- Publication date Jan 20, 2022
- Xianyang Caihong Optoelectronics Technology Co.,Ltd
- QIZHE CAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR ENCAPSULATING OLED, OLED DEVICE AND DISPLAY DEVICE
- Publication number 20210367195
- Publication date Nov 25, 2021
- Xianyang Caihong Optoelectronics Technology Co.,Ltd
- QIZHE CAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OLED DEVICE STRUCTURE, OLED DISPLAY PANEL AND DISPLAY DEVICE
- Publication number 20210288256
- Publication date Sep 16, 2021
- Xianyang Caihong Optoelectronics Technology Co., Ltd
- QIZHE CAI
- H01 - BASIC ELECTRIC ELEMENTS