Tzu S. Shzu

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Garland, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Reversible ratcheting tool with improved control member
- Patent number 7,059,219
- Issue date Jun 13, 2006
- Easco Hand Tools, Inc.
- Robert L. Arnold
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Reversible ratcheting tool with improved control member
- Patent number 6,988,429
- Issue date Jan 24, 2006
- Easco Hand Tools, Inc.
- Pei Y. Lee
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Reversible ratcheting tool with improved control member
- Patent number 6,971,287
- Issue date Dec 6, 2005
- Easco Hand Tools, Inc.
- Pei Y. Lee
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
Reversible ratcheting tool with improved control member
- Publication number 20050178247
- Publication date Aug 18, 2005
- Easco Hand Tools, Inc.
- Robert L. Arnold
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Reversible ratcheting tool with improved control member
- Publication number 20050155464
- Publication date Jul 21, 2005
- Easco Hand Tools, Inc.
- Pei Y. Lee
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Reversible ratcheting tool with improved control member
- Publication number 20050155465
- Publication date Jul 21, 2005
- Easco Hand Tools, Inc.
- Pei Y. Lee
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Reversible ratcheting tool with improved control member
- Publication number 20050145075
- Publication date Jul 7, 2005
- Pei Y. Lee
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS