Inventor · Greenwood, SC, US

John C. Davis

44Patents
12h-index
62Co-inventors
84Inventor score

Filing activity: Dec 3, 1975 → Aug 5, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7241265B2 Analyte testing device Emerging Cross-Sectional Technologies 371 Expired
USD484600S1 Blood glucose test meter General 143 Expired
US4445550A Flexible walled container having membrane fitment for use with aseptic filling apparatus Emerging Cross-Sectional Technologies 101 Expired
US4494363A Method and apparatus for aseptically filling containers Performing Operations; Transporting 43 Expired
USD352279S Portable computer tablet with a touch screen and stylus General 28 Expired
US4581874A Apparatus and methods for filling and sealing an aseptic fitmentless pouch Performing Operations; Transporting 23 Expired
US5771789A Heated food display case with moisturizing spray nozzle Human Necessities 20 Expired
USD689785S1 Control for siren and light bar General 19 Active
US4106165A Retractable cord guiding and locking devices Emerging Cross-Sectional Technologies 18 Expired
USD298809S Artificial flower with inflated blossom General 16 Expired
USD514006S1 Analyte test meter General 16 Expired
US4211895A Electronic telephone system with time division multiplexed signalling Electricity 15 Expired
US5065997A Sheet inverter and stacking apparatus Performing Operations; Transporting 11 Expired
USD495800S1 Blood analyte meter General 11 Expired
US8786423B2 Programmable control for siren and lights Physics 10 Active
US4230908A Telephone summing circuit Electricity 9 Expired
USD630959S1 Solar powered light bar General 9 Expired
US5055839A Breakaway keyboard Emerging Cross-Sectional Technologies 9 Expired
USD592180S1 Speaker for light bar General 8 Expired
US7140197B2 Means and apparatus for microrefrigeration Mechanical Engineering; Lighting; Heating 8 Expired
US4802877A Method and apparatus of tying the neck of a balloon Human Necessities 7 Expired
US5103987A Shelf engaging bookend Human Necessities 7 Expired
US4292478A Interface circuits Electricity 7 Expired
US9777965B2 Countercurrent heat exchanger/reactor Mechanical Engineering; Lighting; Heating 7 Active
US4008847A Shipping container Performing Operations; Transporting 6 Expired

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