Itaru Shibahara

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Patents Grantslast 30 patents

Information Patent Grant
Dispersion strengthened ferritic steel for high temperature structu...
- Patent number 4,963,200
- Issue date Oct 16, 1990
- Doryokuro Kakunenryo Kaihatsu Jigyodan
- Takanari Okuda
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Dispersion strengthened ferritic steel cladding tube for nuclear re...
- Patent number 4,960,562
- Issue date Oct 2, 1990
- Doryokuro Kakunenryo Kaihatsu Jigyodan
- Takanari Okuda
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...