Shirou Ayusawa

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Tochigi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thread end holding device for a sewing machine
- Patent number 5,431,119
- Issue date Jul 11, 1995
- The Singer Company N.V.
- Shuichi Sato
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Wiper for a sewing machine
- Patent number 5,255,623
- Issue date Oct 26, 1993
- The Singer Company NV
- Shuichi Sato
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Wiper unit of a sewing machine
- Patent number 5,044,290
- Issue date Sep 3, 1991
- SSMC Inc.
- Shuichi Sato
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Thread end holding unit
- Patent number 5,027,732
- Issue date Jul 2, 1991
- SSMC Inc.
- Shuichi Sato
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Needle thread drawing device of a sewing machine
- Patent number 5,025,738
- Issue date Jun 25, 1991
- SSMC Inc.
- Shuichi Sato
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Slackened needle thread assuring unit
- Patent number 5,020,462
- Issue date Jun 4, 1991
- SSMC Inc.
- Shuichi Sato
- D05 - SEWING EMBROIDERING TUFTING