Inventor · Edinburgh, GB

Andrew J. HOWLETT

19Patents
3h-index
16Co-inventors
53Inventor score

Filing activity: Sep 3, 2008 → Nov 28, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7786916B2 Digital to analog converter circuits and methods of operation thereof Electricity 3 Active
US9148722B2 Microphone biasing circuitry and method thereof Electricity 3 Active
US10198386B2 Connectors for audio data transfer Physics 3 Active
US11881826B2 Audio amplifier circuitry Electricity 1 Active
US10298247B1 Modulators Electricity 1 Active
US10506338B2 Audio circuitry Electricity 1 Active
US12273083B2 Circuitry for providing an output voltage Electricity 0 Active
US9490765B2 Microphone biasing circuitry and method thereof Electricity 0 Active
US9872103B2 Microphone biasing circuitry and method thereof Electricity 0 Active
US10811826B2 Monitoring of devices Electricity 0 Active
US11483654B2 Driver circuitry Electricity 0 Active
US12051876B2 Monitoring of devices Electricity 0 Active
US11528031B2 ADC circuitry Electricity 0 Active
US12341335B2 Protection circuitry Electricity 0 Active
US11768787B2 Connectors for audio data transfer Physics 0 Active
US11418153B2 Amplifier circuits Electricity 0 Active
US11500404B2 Biasing circuitry Electricity 0 Active
US12283929B2 Audio amplifier circuitry Electricity 0 Active
US9661434B2 Microphone biasing circuitry and method thereof Electricity 0 Active

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