Katsuhiro Yamazaki

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rolling elements for rolling bearing, method of producing the same,...
- Patent number 7,146,734
- Issue date Dec 12, 2006
- NSK Ltd.
- Takashi Murai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Rolling elements for rolling bearing, method of producing the same,...
- Patent number 6,752,696
- Issue date Jun 22, 2004
- NSK Ltd.
- Takashi Murai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Rolling elements for rolling bearing, method of producing the same,...
- Publication number 20040120623
- Publication date Jun 24, 2004
- NSK Ltd
- Takashi Murai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Rolling elements for rolling bearing, method of producing the same,...
- Publication number 20020141677
- Publication date Oct 3, 2002
- NSK Ltd
- Takashi Murai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...