Akio Maemoto

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Yamatokoriyama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Brittle formed product and iron-based power material and method for...
- Patent number 7,135,053
- Issue date Nov 14, 2006
- Koyo Seiko Co., Ltd.
- Masataka Ishihara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Brittle formed product and iron-based power material and method for...
- Publication number 20030075014
- Publication date Apr 24, 2003
- Masataka Ishihara
- B30 - PRESSES
Information Patent Application
Briquette as material for steel making and method for production th...
- Publication number 20020152843
- Publication date Oct 24, 2002
- Masataka Ishihara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...