Jen-hsin Ho

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Taoyuan Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Hand-held electric sewing machine
- Patent number D392293
- Issue date Mar 17, 1998
- Airtek Industry Corp.
- Shi-chour Tsay
- D15 - Machines not elsewhere specified
Information Patent Grant
Portable lock stitch sewing machine
- Patent number 5,669,318
- Issue date Sep 23, 1997
- Airtek Industry Corp.
- Shi-chour Tsay
- D05 - SEWING EMBROIDERING TUFTING