Yingyi Wen

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Fujisawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tapered roller bearing and manufacturing method for retainer of tap...
- Patent number 8,998,498
- Issue date Apr 7, 2015
- NSK Ltd.
- Hironori Mizuki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Tapered Roller Bearing and Manufacturing Method for Retainer of Tap...
- Publication number 20120263405
- Publication date Oct 18, 2012
- NSK LTD.
- Hironori Mizuki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...