Chin-Ching Hsien

Person

Taichung, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Spanner with sleeve having teeth and smooth portion
- Patent number 7,066,058
- Issue date Jun 27, 2006
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Socket wrench for ratchet wheel sockets
- Patent number 7,055,409
- Issue date Jun 6, 2006
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Locking structure of unidirectional spanner
- Patent number 7,017,451
- Issue date Mar 28, 2006
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Removable twisting measuring device for various hand tools
- Patent number 7,013,737
- Issue date Mar 21, 2006
- Chin-Ching Hsien
- G01 - MEASURING TESTING
Information Patent Grant
Handle tool
- Patent number 7,013,762
- Issue date Mar 21, 2006
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Adjustable spanner
- Patent number 6,952,985
- Issue date Oct 11, 2005
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Wrench with tension meters
- Patent number 6,940,417
- Issue date Sep 6, 2005
- Chin-Ching Hsien
- G01 - MEASURING TESTING
Information Patent Grant
Sleeve with non-round connecting portion
- Patent number 6,898,999
- Issue date May 31, 2005
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Wrench manufacturing process
- Patent number 6,899,600
- Issue date May 31, 2005
- Chin-Ching Hsien
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Spanner with sleeve having ratchet teeth and smooth portion
- Publication number 20050235784
- Publication date Oct 27, 2005
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Handle tool
- Publication number 20050204871
- Publication date Sep 22, 2005
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
ADJUSTABLE SPANNER
- Publication number 20050204872
- Publication date Sep 22, 2005
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Socket wrench for ratchet wheel sockets
- Publication number 20050199102
- Publication date Sep 15, 2005
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Multi-functional engineering clipper
- Publication number 20050198832
- Publication date Sep 15, 2005
- Chin-Ching Hsien
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Locking structure of unidirectional spanner
- Publication number 20050193871
- Publication date Sep 8, 2005
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Removable twisting measuring device for various hand tools
- Publication number 20050183513
- Publication date Aug 25, 2005
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
WRENCH WITH TENSION METERS
- Publication number 20050140517
- Publication date Jun 30, 2005
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Ratchet wrench having a rotatable ring to operate engaging member
- Publication number 20040206212
- Publication date Oct 21, 2004
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Ratchet tool with magnetic engaging member
- Publication number 20040149087
- Publication date Aug 5, 2004
- Chin-Ching Hsien
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Chin-Ching Hsien

Person

Patents Grantslast 30 patents

Spanner with sleeve having teeth and smooth portion

Socket wrench for ratchet wheel sockets

Locking structure of unidirectional spanner

Removable twisting measuring device for various hand tools

Handle tool

Adjustable spanner

Wrench with tension meters

Sleeve with non-round connecting portion

Wrench manufacturing process

Patents Applicationslast 30 patents

Spanner with sleeve having ratchet teeth and smooth portion

Handle tool

ADJUSTABLE SPANNER

Socket wrench for ratchet wheel sockets

Multi-functional engineering clipper

Locking structure of unidirectional spanner

Removable twisting measuring device for various hand tools

WRENCH WITH TENSION METERS

Ratchet wrench having a rotatable ring to operate engaging member

Ratchet tool with magnetic engaging member