Akiyoshi Tsuji

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel plate and steel pipe for line pipes
- Patent number 8,801,874
- Issue date Aug 12, 2014
- JFE Steel Corporation
- Nobuyuki Ishikawa
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
STEEL PLATE AND STEEL PIPE FOR LINE PIPES
- Publication number 20100326559
- Publication date Dec 30, 2010
- JFE STEEL CORPORATION
- Nobuyuki Ishikawa
- C21 - METALLURGY OF IRON