Jung Kwan Kuo

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Miaoli, TW

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Patents Grantslast 30 patents

Information Patent Grant
Torque system of power tool
- Patent number 8,307,911
- Issue date Nov 13, 2012
- Porite Taiwan Co., Ltd.
- Chiou Long Chu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Locking system for a spindle of a power tool
- Patent number 7,455,574
- Issue date Nov 25, 2008
- Porite Taiwan Co., Ltd.
- Chiou Long Chu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
Torque system of power tool
- Publication number 20110180288
- Publication date Jul 28, 2011
- Porite Taiwan Co., Ltd.
- Chiou Long Chu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Locking system for a spindle of a power tool
- Publication number 20080087519
- Publication date Apr 17, 2008
- Porite Taiwan Co.,Ltd.
- C. L. Chu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS