Koji Yoshizaki

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Osaka-fu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Conductive lubricant for fluid dynamic bearing
- Patent number 6,335,310
- Issue date Jan 1, 2002
- Koyo Seiko Co., Ltd.
- Noriko Suekuni
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...