Junfeng CHEN

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Yuzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Key processing machine
- Patent number 11,344,957
- Issue date May 31, 2022
- Zhejiang Yonguan Technology Co., Ltd
- Yongfeng Xi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Reset mechanism
- Patent number 10,864,583
- Issue date Dec 15, 2020
- SHENZHEN XHORSE ELECTRONICS CO., LTD
- Yongfeng Xi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Key cutting machine and a fixture for key cutting machine
- Patent number 10,688,568
- Issue date Jun 23, 2020
- Shenzhen Xhorse Electronics Co., Ltd
- Yongfeng Xi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
KEY PROCESSING MACHINE
- Publication number 20200406417
- Publication date Dec 31, 2020
- Zhejiang Yongyuan Technology Co., Ltd
- Yongfeng XI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESET MECHANISM
- Publication number 20190015907
- Publication date Jan 17, 2019
- Shenzhen Xhorse Electronics Co., Ltd
- Yongfeng XI
- G05 - CONTROLLING REGULATING
Information Patent Application
KEY CUTTING MACHINE AND A FIXTURE FOR KEY CUTTING MACHINE
- Publication number 20190015908
- Publication date Jan 17, 2019
- Yongfeng XI
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS