Inventor · Aurora, IL, US

Paul E. Johnson

36Patents
11h-index
40Co-inventors
75Inventor score

Filing activity: Dec 9, 1977 → Jul 10, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6416471B1 Portable remote patient telemonitoring system Emerging Cross-Sectional Technologies 1,469 Expired
US6494829B1 Physiological sensor array Emerging Cross-Sectional Technologies 220 Expired
US6450953B1 Portable signal transfer unit Emerging Cross-Sectional Technologies 156 Expired
US6256096A Flow cytometry apparatus and method Physics 122 Expired
US5048605A Packing-seal for boreholes Fixed Constructions 54 Expired
US7161665B2 High resolution imaging fountain flow cytometry Physics 53 Expired
US4569199A Turboprop engine and method of operating the same Mechanical Engineering; Lighting; Heating 45 Expired
USD304670S Paint strainer holder General 26 Expired
USD257448S Baby bonnet General 21 Expired
US4217987A Actuator for telescopic boom Performing Operations; Transporting 20 Expired
US4671202A Folding boat construction and means for mounting same to a carrier Performing Operations; Transporting 12 Expired
US5148738A Apparatus for chemical treating of fresh fruit and the like Human Necessities 11 Expired
US4990351A Method for treating fresh fruit to prevent and retard the growth of fungus Human Necessities 11 Expired
US5007335A Apparatus for treating fresh fruit and the like to prevent and retard the growth of fungus Human Necessities 9 Expired
US5233747A Nutcracker Human Necessities 9 Expired
US6251149A Abrasive grinding tools with hydrated and nonhalogenated inorganic grinding aids Performing Operations; Transporting 8 Expired
US4833911A System for measuring aircraft engine thrust Physics 6 Expired
US4167176A Combination stove and fireplace Mechanical Engineering; Lighting; Heating 6 Expired
US6765656B2 Apparatus and methods for high throughput analysis of samples in a translucent flowing liquid Physics 6 Expired
US4438688A Nutcracker Human Necessities 5 Expired
USD257449S Baby bonnet General 5 Expired
US4944091A Nut splitting device Human Necessities 4 Expired
USD787626S1 AR-15 cartridge deflector General 3 Active
US9664468B1 Control of ejected firearm shells Mechanical Engineering; Lighting; Heating 2 Active
US8388348B2 Disease treatment simulation Physics 2 Active

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