Yufei CAO

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Suzhou, Jiangsu, CN

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Patents Applicationslast 30 patents

Information Patent Application
CHIP OF LED AND MANUFACTURING METHOD THEREOF
- Publication number 20240395851
- Publication date Nov 28, 2024
- Focus Lightings Tech (Suqian) Co., Ltd.
- Zhiqiang CHU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MANUFACTURING METHOD FOR HIGH-VOLTAGE LED CHIP
- Publication number 20240222546
- Publication date Jul 4, 2024
- FOCUS LIGHTINGS TECH CO., LTD.
- Wenguang HUANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Chip Fabrication Process for Improving LED Chip Light Extraction Ef...
- Publication number 20240136465
- Publication date Apr 25, 2024
- FOCUS LIGHTINGS TECH CO., LTD.
- Xiaoxiong LIN
- H01 - BASIC ELECTRIC ELEMENTS