Mei-Chen Wang

Follow

Person

Taichung, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Toolbox
- Patent number 6,953,114
- Issue date Oct 11, 2005
- Mei-Chen Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Extension apparatus between tool and tool bit
- Patent number 6,860,178
- Issue date Mar 1, 2005
- Mei-Chen Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Wrench having a universal-joint ratchet wheel
- Patent number 6,745,647
- Issue date Jun 8, 2004
- Mei-Chen Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Screwdriver shank with a universal joint
- Patent number 6,490,955
- Issue date Dec 10, 2002
- Chiu-Man Chang-Kao
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Wrench
- Patent number D465976
- Issue date Nov 26, 2002
- Mei-Chen Wang
- D08 - Tools and hardware
Information Patent Grant
Tool holder and tools combination
- Patent number 6,446,341
- Issue date Sep 10, 2002
- Mei-Chen Wang
- B26 - HAND CUTTING TOOLS CUTTING SEVERING

Patents Applicationslast 30 patents

Information Patent Application
Chuck apparatus
- Publication number 20040217557
- Publication date Nov 4, 2004
- Mei-Chen Wang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Extension apparatus between tool and tool bit
- Publication number 20040211300
- Publication date Oct 28, 2004
- Mei-Chen Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Toolbox
- Publication number 20040200749
- Publication date Oct 14, 2004
- Mei-Chen Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Screwdriver shank with a universal joint
- Publication number 20020148332
- Publication date Oct 17, 2002
- Chiu-Man Chang-Kao
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Wrench having a universal-joint ratchet wheel
- Publication number 20020062718
- Publication date May 30, 2002
- Mei-Chen Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Locking device and guide member for a movable jaw of an adjustable...
- Publication number 20010052274
- Publication date Dec 20, 2001
- Mei-Jung Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS