Patent assignee · KY · COMPANY

RICHPOWER MICROELECTRONICS CORPORATION

20Patents
20Active
20Granted
49Portfolio score

Filing activity: Dec 3, 2009 → Mar 14, 2013 · 6 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8508960B2 Voltage detector and protection apparatus using the same Electricity 11 Active
US8582324B2 Pulse width modulation controller and method for output ripple reduction of a jittering frequency switching power supply Electricity 10 Active
US8533508B2 Apparatus and method for reducing the standby power consumption of a display, and display with low standby power consumption Emerging Cross-Sectional Technologies 7 Active
US8824172B2 Apparatus and method for standby power reduction of a flyback power converter Emerging Cross-Sectional Technologies 7 Active
US8415927B2 Switch embedded integrated circuit and method for battery protection Electricity 5 Active
US8471497B2 Control circuit and method for LED drivers Electricity 4 Active
US8320087B2 Switching regulator control circuit Electricity 3 Active
US8390964B2 Protection apparatus and method for an isolated type power supply Electricity 3 Active
US8581514B2 Dimming circuit and method for LEDs Electricity 2 Active
US8665010B2 Circuit and method for sub-harmonic elimination of a power converter Electricity 2 Active
US8258752B2 Integrated PMOS transistor and Schottky diode and charging switch circuit employing the integrated device Emerging Cross-Sectional Technologies 1 Active
US8351223B2 Temperature compensation in output feedback of a flyback power converter Electricity 0 Active
US8576529B2 Power stage control circuit Electricity 0 Active
US9178414B2 Jittering frequency control circuit and method for a switching mode power supply Electricity 0 Active
US9060402B2 State cycling apparatus and method, and control circuit for a lamp Electricity 0 Active
US9006991B2 State cycling apparatus and method, and control circuit for a lamp Electricity 0 Active
US8355267B2 Method of detection for output short circuit of a flyback power supply Electricity 0 Active
US8564251B2 Switch embedded integrated circuit and method for battery protection Electricity 0 Active
US9000682B2 Dimming circuit and method for LEDs Electricity 0 Active
US8710870B2 Power supply input voltage detection circuit Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.