Inventor · Phoenix, AZ, US

Mark Mercer

29Patents
12h-index
21Co-inventors
81Inventor score

Filing activity: Dec 21, 1981 → Apr 29, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6329804A Slope and level trim DAC for voltage reference Physics 38 Expired
US10090763B1 Multi-level buck converter having a regulated flying capacitor voltage used for high-side drive Electricity 31 Active
US4478546A Quick insertion and release bolt system Mechanical Engineering; Lighting; Heating 24 Expired
US6198266A Low dropout voltage reference Physics 23 Expired
US9929653B1 Multi-level buck converter with multiple control loops and flying capacitor regulation Electricity 22 Active
US5982148A Method and apparatus for monitoring the self discharge of a secondary battery upon completion of a charge cycle Electricity 18 Expired
US6215291A Reference voltage circuit Electricity 16 Expired
US6201379A CMOS voltage reference with a nulling amplifier Physics 16 Expired
US6166521A Current-to-voltage transition control of a battery charger Electricity 16 Expired
US6141193A Shunt regulator with shutdown protection to prevent excessive power dissipation Physics 16 Expired
US11011991B1 Regulation loop circuit Emerging Cross-Sectional Technologies 12 Active
US6781450B1 Low-frequency auto-zeroed amplifier Electricity 12 Expired
US10554124B1 Multi-level buck converter with current limit and 50% duty cycle control Electricity 12 Active
US6100667A Current-to-voltage transition control of a battery charger Electricity 11 Expired
US10594210B1 Transient response optimization for charge-pump-based two-stage power converter Emerging Cross-Sectional Technologies 9 Active
US6225782A Method and apparatus for hi-Z mode battery charging Electricity 9 Expired
US10425075B1 Switching regulator slew rate control with S-curve shaping Electricity 5 Active
US10498212B2 Gate driver Electricity 4 Active
US11456611B2 Power management circuit Electricity 2 Active
US12057772B2 Multipath hybrid regulator Emerging Cross-Sectional Technologies 2 Active
US11038420B2 Charge pump transient response optimization by controlled flying capacitor discharge during bypass to switching mode transition Electricity 1 Active
US11539294B2 Multi-level power converter with light load flying capacitor voltage regulation Emerging Cross-Sectional Technologies 1 Active
US11349391B1 Adaptive error amplifier clamping in a multi-feedback loop system Electricity 1 Active
US11394297B2 Preventing inter-loop interference in a multi-feedback loop system Electricity 0 Active
US12323116B2 Broadband amplifier with DC gain error correction Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.