Osamu Tanaka

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Hirakata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thread take-up lever device for sewing machines
- Patent number 4,817,545
- Issue date Apr 4, 1989
- Maruzen Sewing Machine Co., Ltd.
- Yoshio Mikuni
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Upper thread guide mechanism for sewing machines
- Patent number 4,688,501
- Issue date Aug 25, 1987
- Maruzen Sewing Machine Co., Ltd.
- Yoshio Mikuni
- D05 - SEWING EMBROIDERING TUFTING