Lianfeng XU

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Rotation shaft assembly and electronic device
- Patent number 11,762,432
- Issue date Sep 19, 2023
- Lenovo (Beijing) Limited
- Lianfeng Xu
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
ROTATION SHAFT ASSEMBLY AND ELECTRONIC DEVICE
- Publication number 20230094599
- Publication date Mar 30, 2023
- Lenovo (Beijing) Limited
- Lianfeng XU
- G06 - COMPUTING CALCULATING COUNTING