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APPARATUS AND METHOD OF USING THE STATOR COILS OF AN ELECTRIC MOTOR TO MAGNETIZE PERMANENT MAGNETS OF THE MOTOR ROTOR WHEN THE SPAN OF EACH STATOR COIL IS SMALLER THAN THE WIDTH OF EACH PERMANENT MAGNET POLE

US Patent 6903640 · Granted Jun 7, 2005

Estimated economic value: $25,428,000

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