Yasushi Sugioka

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Gifu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Golf club head
- Patent number 5,037,102
- Issue date Aug 6, 1991
- Mizuno Corporation
- Tadahiro Fukayama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...