Xu CHEN

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Dongguan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Motor and electronic device
- Patent number 12,273,053
- Issue date Apr 8, 2025
- VIVO MOBILE COMMUNICATION CO., LTD.
- Xu Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Speaker and electronic device
- Patent number 11,871,200
- Issue date Jan 9, 2024
- VIVO MOBILE COMMUNICATION CO., LTD.
- Xu Chen
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
MOTOR AND ELECTRONIC DEVICE
- Publication number 20230163701
- Publication date May 25, 2023
- VIVO MOBILE COMMUNICATION CO., LTD.
- Xu CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SPEAKER AND ELECTRONIC DEVICE
- Publication number 20230048346
- Publication date Feb 16, 2023
- VIVO MOBILE COMMUNICATION CO., LTD.
- Xu CHEN
- G06 - COMPUTING CALCULATING COUNTING