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Niwa; Shin-ichi
Nagano, JP
No. of patents:

Patent Number Title Of Patent Date Issued
6125862 Cleaning apparatus October 3, 2000
Cleaning apparatus provide for the cleaning of a workpiece by first immersing the workpiece in a cleaning tank having a cleaning liquid therein for a predetermined period of time, removing the workpiece from the cleaning tank, moving the workpiece through air for a pre-selected perio
6031310 Spindle motor and method for manufacturing same February 29, 2000
A spindle motor comprises a rotor, which is rotatably supported by a stator, a rotor yoke, which is made up of a magnet fixed onto the rotor and a drive magnet, which is made of a bonded magnet which is adhesively fixed onto the rotor. A first metallic layer is formed onto a surface on

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