Hiroaki Namiki

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spindle motor and rotator device
- Patent number 6,040,648
- Issue date Mar 21, 2000
- Seiko Instruments Inc.
- Naoki Kawawada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...