Inventor · Kitchener, ON, CA

David Cameron

36Patents
13h-index
20Co-inventors
81Inventor score

Filing activity: Apr 25, 1986 → Mar 15, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5607454A Electrotherapy method and apparatus Human Necessities 263 Expired
US5879374A External defibrillator with automatic self-testing prior to use Human Necessities 135 Expired
US5483165A Battery system and method for determining a battery condition Emerging Cross-Sectional Technologies 89 Expired
US11212242B2 Systems and methods for generating and presenting graphical user interfaces Electricity 85 Active
US10616151B1 Systems and methods for generating and presenting graphical user interfaces Electricity 81 Active
US5800460A Method for performing self-test in a defibrillator Human Necessities 77 Expired
US5773961A Dynamic load controller for a battery Emerging Cross-Sectional Technologies 67 Expired
US5285779A Method and apparatus for a cardiac defibrillator high voltage charging circuit Human Necessities 63 Expired
US5803927A Electrotherapy method and apparatus for external defibrillation Human Necessities 61 Expired
US5889388A Circuitry for dynamically controlling capacitor charge based on battery capacity Emerging Cross-Sectional Technologies 39 Expired
US5060320A Recreational vehicle toilet with foot pedal flush Fixed Constructions 21 Expired
US5594287A High voltage solid state relay Human Necessities 16 Expired
US6353758B1 Apparatus and method for delivering a low energy therapeutic pulse to a patient Human Necessities 14 Expired
US4805660A Vent structure for flush water holding tank of vehicle toilets Emerging Cross-Sectional Technologies 13 Expired
US5395394A Defibrillator with a high voltage solid state relay Human Necessities 12 Expired
US4751753A Portable toilet enclosure Fixed Constructions 11 Expired
US7293298B2 Self-contained sanitary system for a vehicle Emerging Cross-Sectional Technologies 10 Expired
US5746466A Flush service door for RV Performing Operations; Transporting 10 Expired
US6158061A Sanitary toilet with integral water supply and manual flush assembly Fixed Constructions 8 Expired
US7124702B1 Fishing kayak with a deployable fan-tail Performing Operations; Transporting 8 Expired
US4850064A Portable toilet with vent for flush water supply tank Fixed Constructions 7 Expired
US4888832A Toilet with manual flush Emerging Cross-Sectional Technologies 6 Expired
US5359307A High voltage relay Electricity 4 Expired
USD390525S RV door unit General 3 Expired
US4982456A Portable toilet with vent for flush water supply tank Fixed Constructions 3 Expired

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