Shigemi Ohsaki

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for forming high abrasion resisting layers on parent materials
- Patent number 5,096,662
- Issue date Mar 17, 1992
- Mazda Motor Corporation
- Yoshifumi Yamamoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of producing a mechanical component with superior fatigue st...
- Patent number 4,969,957
- Issue date Nov 13, 1990
- Mazda Motor Corporation
- Shigemi Ohsaki
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing ferrous sintered alloys with superior abrasion...
- Patent number 4,743,425
- Issue date May 10, 1988
- Mazda Motor Corporation
- Shigemi Ohsaki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...