Tatsuo Hasegawa

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Muroran-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of judging hydrogen embrittlement cracking of material used...
- Patent number 7,035,746
- Issue date Apr 25, 2006
- The Japan Steel Works, Ltd.
- Yoru Wada
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method of judging hydrogen embrittlement cracking of material used...
- Publication number 20050028882
- Publication date Feb 10, 2005
- THE JAPAN STEEL WORKS, LTD.
- Yoru Wada
- G01 - MEASURING TESTING