Inventor · Willoughby, OH, US

David M. Brickner

14Patents
10h-index
11Co-inventors
65Inventor score

Filing activity: Jan 12, 1995 → Feb 27, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6012200A Upright vacuum cleaner Human Necessities 115 Expired
US6317920A Vacuum cleaner with above-floor cleaning tool Human Necessities 68 Expired
USD398097S Upright vacuum cleaner General 51 Expired
US5950268A Hand-held scrubbing device Performing Operations; Transporting 44 Expired
US5535500A Method for manufacturing a bucket for a wet/dry vacuum cleaner Emerging Cross-Sectional Technologies 38 Expired
USD420477S Combination vacuum cleaner handle top portion and tool handle General 19 Expired
US6209168A Combination brushroll and nozzle inlet control mechanism Human Necessities 17 Expired
USD417789S Hand held scrubbing device General 14 Expired
USD427736S Nozzle base for a vacuum cleaner General 10 Expired
USD426358S Tool caddy for a vacuum cleaner General 10 Expired
USD429044S Combined vacuum cleaner handle and hose General 10 Expired
USD408600S Vacuum cleaner General 9 Expired
USD714430S1 Humidifier General 4 Active
USD700310S1 Humidifier General 3 Active

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