Qingjun Xu

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Dongguan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Lamp and lamp string
- Patent number 11,644,160
- Issue date May 9, 2023
- DONGGUAN LIGHT SHINES ELECTRIC LIGHTING CO., LTD
- Qingjun Xu
- F21 - LIGHTING
Information Patent Grant
Ceiling lamp
- Patent number 11,555,602
- Issue date Jan 17, 2023
- Qingjun Xu
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
LAMP AND LAMP STRING
- Publication number 20230143898
- Publication date May 11, 2023
- DONGGUAN LIGHT SHINES ELECTRIC LIGHTING CO., LTD.
- Qingjun XU
- F21 - LIGHTING