Joe Chen

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Taichung Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable socket for use with a socket wrench
- Patent number 7,389,713
- Issue date Jun 24, 2008
- Joe Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Locating structure of an adjustable open wrench
- Patent number 7,284,465
- Issue date Oct 23, 2007
- Jing-ru Chen
- Joe Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
Adjustable wrench with two movable jaws
- Publication number 20060225539
- Publication date Oct 12, 2006
- Joe Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Adjustable wrench with two movable jaws
- Publication number 20060174732
- Publication date Aug 10, 2006
- Joe Chen
- Joe Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS