Aijun Cheng

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Zhangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Lighting apparatus
- Patent number 11,898,729
- Issue date Feb 13, 2024
- LEEDARSON LIGHTING CO., LTD.
- Yunfei Ou
- F21 - LIGHTING
Information Patent Grant
Lighting apparatus
- Patent number 11,747,009
- Issue date Sep 5, 2023
- LEEDARSON LIGHTING CO., LTD.
- Huaye Chen
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
LIGHTING APPARATUS
- Publication number 20230417397
- Publication date Dec 28, 2023
- LEEDARSON LIGHTING CO., LTD.
- Yunfei Ou
- F21 - LIGHTING
Information Patent Application
LIGHTING APPARATUS
- Publication number 20220205627
- Publication date Jun 30, 2022
- LEEDARSON LIGHTING CO.,LTD
- Huaye Chen
- F21 - LIGHTING