Tseng Hsien Chang

Person

Taichung City, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Automatic thread cutting device for sewing machine
- Patent number 7,357,089
- Issue date Apr 15, 2008
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Needle assembly for embroidery machine
- Patent number 7,096,807
- Issue date Aug 29, 2006
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Protection device for preventing broken needle of sewing machine
- Patent number 7,096,808
- Issue date Aug 29, 2006
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Body structure for sewing machine
- Patent number 7,040,243
- Issue date May 9, 2006
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Control mechanism for driving upper looper of sewing machines
- Patent number 7,011,032
- Issue date Mar 14, 2006
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Restoring device of tension adjusting device for sewing machines
- Patent number 6,957,616
- Issue date Oct 25, 2005
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Sewing machine
- Patent number 6,892,658
- Issue date May 17, 2005
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Sewing machine having a thread tension adjusting device
- Patent number 6,843,189
- Issue date Jan 18, 2005
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Sewing machine having a thread hooking device
- Patent number 6,766,752
- Issue date Jul 27, 2004
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING

Patents Applicationslast 30 patents

Information Patent Application
Protection device for preventing broken needle of sewing machine
- Publication number 20050268831
- Publication date Dec 8, 2005
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Application
Sewing machine body and method for making the same
- Publication number 20050204977
- Publication date Sep 22, 2005
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Application
Sewing machine body
- Publication number 20050178308
- Publication date Aug 18, 2005
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Application
SEWING MACHINE
- Publication number 20050087111
- Publication date Apr 28, 2005
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Application
SEWING MACHINE HAVING A THREAD TENSION ADJUSTING DEVICE
- Publication number 20040231576
- Publication date Nov 25, 2004
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Application
Sewing machine having a thread hooking device
- Publication number 20040016380
- Publication date Jan 29, 2004
- Tseng Hsien Chang
- D05 - SEWING EMBROIDERING TUFTING

Tseng Hsien Chang

Person

Patents Grantslast 30 patents

Automatic thread cutting device for sewing machine

Needle assembly for embroidery machine

Protection device for preventing broken needle of sewing machine

Body structure for sewing machine

Control mechanism for driving upper looper of sewing machines

Restoring device of tension adjusting device for sewing machines

Sewing machine

Sewing machine having a thread tension adjusting device

Sewing machine having a thread hooking device

Patents Applicationslast 30 patents

Protection device for preventing broken needle of sewing machine

Sewing machine body and method for making the same

Sewing machine body

SEWING MACHINE

SEWING MACHINE HAVING A THREAD TENSION ADJUSTING DEVICE

Sewing machine having a thread hooking device