Koji Sugano

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing heavy wall steel pipe
- Patent number 9,506,132
- Issue date Nov 29, 2016
- JFE Steel Corporation
- Tatsuro Katsumura
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING HEAVY WALL STEEL PIPE
- Publication number 20150247227
- Publication date Sep 3, 2015
- JFE STEEL CORPORATION
- Tatsuro Katsumura
- C21 - METALLURGY OF IRON