Inventor · Mississauga, ON, CA

John Mallory

18Patents
10h-index
7Co-inventors
65Inventor score

Filing activity: Apr 24, 1978 → Sep 13, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4581606A Central monitor for home security system Physics 367 Expired
US4821027A Voice interactive security system Electricity 120 Expired
US5290639A Battery socket for smoke detector Emerging Cross-Sectional Technologies 73 Expired
USD307517S Combined floor brush head and squeegee General 37 Expired
USD335771S Combination snow brush and ice scraper General 32 Expired
USD271089S Smoke detector cover General 30 Expired
US4321466A Sensitivity test system for photoelectric smoke detector by changing light source intensity Physics 24 Expired
USD307875S Perimeter intrusion detector transmitter General 18 Expired
US6099708A Three-electrode electrochemical gas sensor Physics 18 Expired
US6129825A Electrochemical gas sensor Physics 11 Expired
USD277558S Smoke detecting photoelectric sensing chamber General 9 Expired
USD306704S Transmitter module General 6 Expired
USD260378S Ionization chamber for an electronic smoke detector General 6 Expired
US5572820A Emergency kit Emerging Cross-Sectional Technologies 4 Expired
USD306705S Central monitor General 3 Expired
USD307874S Door/window intrusion detector transmitter General 3 Expired
US6579432B2 Protection of gas communication in an electrochemical sensor Physics 3 Expired
US4245174A Dual ionization chamber Physics 1 Expired

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