Hirotada Ohsuzu

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for direct patenting of a hot-rolled wire rod
- Patent number 5,125,987
- Issue date Jun 30, 1992
- Toa Steel Co., Ltd.
- Toyoaki Eguchi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for direct patenting of a hot-rolled wire rod
- Patent number 5,043,026
- Issue date Aug 27, 1991
- Toa Steel Co., Ltd.
- Toyoaki Eguchi