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HONG KONG SAR, CN
1. 20100214265 TOUCH SENSITIVE INPUT DEVICE - The power source of back lighting device, e 08-26-20102. 20080211463 METHOD AND APPARATUS FOR ACTIVE POWER FACTOR CORRECTION WITHOUT SENSING THE LINE VOLTAGE 09-04-2008
3. 20080211462 METHOD AND APPARATUS FOR ACTIVE POWER FACTOR CORRECTION 09-04-2008