Sewtech Corporation

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Taoyuan County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Driving device for thread hooking mechanism for sewing machine
- Patent number 8,051,788
- Issue date Nov 8, 2011
- Sewtech Corporation
- Hsien-Chin Chang
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Adjustable positioning device for head of sewing machine
- Patent number 7,347,152
- Issue date Mar 25, 2008
- Sewtech Corporation
- Jui-Yi Wu
- D05 - SEWING EMBROIDERING TUFTING

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