Inventor · Malmesbury, GB

David Dearn

10Patents
6h-index
8Co-inventors
55Inventor score

Filing activity: Jul 9, 2002 → Dec 5, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6856124B2 LDO regulator with wide output load range and fast internal loop Physics 45 Expired
US8085005B2 Buck-boost converter with sample and hold circuit in current loop Electricity 24 Active
US7605574B2 Switching regulator circuits Electricity 22 Active
US8773084B2 Buck-boost converter using timers for mode transition control Electricity 14 Active
US8436591B2 Buck-boost converter with smooth transitions between modes Electricity 10 Active
US7301347B2 Current sensing circuit Physics 8 Expired
US7573152B2 Power sequencing circuit Physics 5 Active
US10175822B2 Optical touch screen with a lossy dispersive FTIR layer Physics 3 Active
US9153987B2 Battery charger voltage control method for instant boot-up Electricity 1 Active
US10684727B2 Optical touch screen with a lossy dispersive FTIR layer Physics 0 Active

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