Inventor · Hillsboro, OR, US

Christopher Schaef

21Patents
2h-index
34Co-inventors
49Inventor score

Filing activity: Feb 6, 2015 → Nov 2, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US10491003B2 Multiple input single inductor multiple output regulator Emerging Cross-Sectional Technologies 4 Active
US10393818B2 Systems and methods for characterizing impedance of an energy storage device Electricity 4 Active
US10615685B2 Deriving power output from an energy harvester Electricity 2 Active
US10958079B2 Energy harvester with multiple-input multiple-output switched-capacitor (MIMOSC) circuitry Emerging Cross-Sectional Technologies 2 Active
US11411491B2 Multiple output voltage conversion Electricity 2 Active
US10298117B2 Master-slave controller architecture Electricity 1 Active
US9660523B2 System and method for reducing power loss in switched-capacitor power converters Emerging Cross-Sectional Technologies 1 Active
US10910946B2 Self-tuning zero current detection circuit Emerging Cross-Sectional Technologies 1 Active
US10897364B2 Physically unclonable function implemented with spin orbit coupling based magnetic memory Physics 1 Active
US10938327B2 Self-starting AC harvester Electricity 0 Active
US10958163B2 Deriving power output from an energy harvester Electricity 0 Active
US12068684B2 Multi-phase switching regulators with hybrid inductors and per phase frequency control Electricity 0 Active
US12323150B2 Digitally calibrated sawtooth generator for PWM based buck converters Electricity 0 Active
US11336270B2 Fuse-less self-start controller Electricity 0 Active
US10379592B2 Power management of an NZE IoT device Emerging Cross-Sectional Technologies 0 Active
US10530254B2 Peak-delivered-power circuit for a voltage regulator Electricity 0 Active
US12308362B2 Packaging architecture for disaggregated integrated voltage regulators Electricity 0 Active
US10720831B2 Reference voltage generation Electricity 0 Active
US10320197B2 Apparatus and method for reduced energy retention in an energy transfer system Electricity 0 Active
US10942556B2 Early pre-charge enablement for peak power application in net zero energy devices Emerging Cross-Sectional Technologies 0 Active
US12323061B2 Current-balance control Electricity 0 Active

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