Ju-Tan CHEN

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Zero positioning mechanism of the metalworking machine
- Patent number 11,305,391
- Issue date Apr 19, 2022
- YUE DAR INDUSTRY CO., LTD
- Po-Shen Chen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Auto-positioning hydraulic pneumatic fixture
- Patent number 11,241,771
- Issue date Feb 8, 2022
- YUE DAR INDUSTRY CO., LTD
- Po-Shen Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Workpiece clamp device capable for changing clamp angle
- Patent number 9,895,792
- Issue date Feb 20, 2018
- Ju-Tan Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
Zero Positioning Mechanism of the Metalworking Machine
- Publication number 20210379714
- Publication date Dec 9, 2021
- YUE DAR INDUSTRY CO., LTD
- Po-Shen Chen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Auto-Positioning Hydraulic Pneumatic Fixture
- Publication number 20210299821
- Publication date Sep 30, 2021
- YUE DAR INDUSTRY CO., LTD
- Po-Shen Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
WORKPIECE CLAMP DEVICE CAPABLE FOR CHANGING CLAMP ANGLE
- Publication number 20170361426
- Publication date Dec 21, 2017
- Ju-Tan CHEN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS