Inventor · San Diego, CA, US

Michael Kappes

32Patents
9h-index
11Co-inventors
72Inventor score

Filing activity: Sep 30, 1998 → Dec 22, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7342455B2 Temperature sensor insensitive to device offsets with independent adjustment of slope and reference temperature Electricity 59 Active
US7266349B2 Multi-mode crystal oscillator Emerging Cross-Sectional Technologies 27 Expired
US6965578B1 Echo canceling method and apparatus for digital data communication system Electricity 24 Expired
US8711026B1 Data converter with configurable functions Electricity 12 Active
US6941116B2 Linearization technique for phase locked loops employing differential charge pump circuitry Electricity 12 Expired
US7486936B2 Over-current protection in linear regulators Electricity 11 Active
US8760335B1 Externally controlled data converter with configurable functions Electricity 9 Active
US6369653B1 Apparatus and methods for improved control of quiescent state of output transistors in a class AB amplifier Electricity 9 Expired
US7369816B2 Highly accurate temperature sensor employing mixed-signal components Electricity 9 Expired
US7386280B2 Gain insensitive high-pass VGA Electricity 6 Active
US6388523B1 Dual-drive coupling for output amplifier stage Electricity 6 Expired
US7505750B2 Mixer transconductance in RF transceiver Electricity 5 Active
US7120393B2 Temperature sensor insensitive to device offsets with independent adjustment of slope and reference temperature Electricity 5 Expired
US8917124B1 Frequency multiplier jitter correction Electricity 4 Active
US7433656B2 Reducing flicker noise in two-stage amplifiers Electricity 4 Active
US9258004B2 Customized data converters Electricity 3 Active
US7116163B2 Buffer circuit Electricity 3 Expired
US8957796B2 System clock jitter correction Electricity 3 Active
US9979582B1 Multi-zone analog-to-digital converter (ADC) Electricity 3 Active
US7848709B2 Multi-mode crystal oscillator Emerging Cross-Sectional Technologies 2 Active
US9019137B1 Multiplying digital-to-analog converter Electricity 2 Active
US8878577B2 System and method for frequency multiplier jitter correction Electricity 2 Active
US9007243B2 System and method for customizing data converters from universal function dice Electricity 1 Active
US7974049B2 Over-current protection in linear regulators Electricity 1 Active
US8774327B2 Adjustable RF receiver Electricity 1 Active

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