Osamu Douyasu

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for preventing a seam from raveling in double...
- Patent number 6,119,613
- Issue date Sep 19, 2000
- Pegasus Sewing Machine Mfg. Co., Ltd.
- Osamu Douyasu
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Method and apparatus for preventing seam from raveling in double ch...
- Patent number 5,722,338
- Issue date Mar 3, 1998
- Pegasus Sewing Machine Mfg. Co., Ltd.
- Osamu Douyasu
- D05 - SEWING EMBROIDERING TUFTING