Inventor
KONG QINGGANG
TW3 patents
Patents
3 patentsUS7034513B2Apr 25, 2006
Power supply having efficient low power standby mode
DELTA ELECTRONICS INC28 citations88
US7173833B2Feb 6, 2007
Energy efficient power supply device and operating method thereof
DELTA ELECTRONICS INC12 citations81
US7200013B2Apr 3, 2007
Power supply device and single photo-coupler control circuit thereof
DELTA ELECTRONICS INC7 citations71