Kazuhiko Ogawa

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Nishinomiya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Austenitic stainless steel for hydrogen gas and a method for its ma...
- Patent number 8,696,835
- Issue date Apr 15, 2014
- Nippon Steel & Sumitomo Metal Corporation
- Hiroyuki Semba
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Welded joint made of an austenitic steel
- Patent number 7,393,597
- Issue date Jul 1, 2008
- Sumitomo Metal Industries, Ltd.
- Kazuhiko Ogawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
AUSTENITIC STAINLESS STEEL FOR HYDROGEN GAS AND A METHOD FOR ITS MA...
- Publication number 20110064649
- Publication date Mar 17, 2011
- Sumitomo Metal Industries, Ltd.
- Hiroyuki SEMBA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Welded joint made of an austenitic steel
- Publication number 20060191606
- Publication date Aug 31, 2006
- Kazuhiko Ogawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Austenitic stainless steel for hydrogen gas and method for its manu...
- Publication number 20060193743
- Publication date Aug 31, 2006
- Hiroyuki Semba
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...