Inventor · West St. Paul, MN, US

John E. McCall, Jr.

18Patents
13h-index
18Co-inventors
75Inventor score

Filing activity: May 31, 1991 → Sep 29, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US7505914B2 Method and system for providing advisory information to a field service provider Physics 72 Expired
US5681400A Self-optimizing detergent controller for controlling variable additive concentration level in a warewashing machine Textiles; Paper 57 Expired
US5556478A Self-optimizing detergent controller for minimizing detergent set-point overshoot Textiles; Paper 51 Expired
US5404893A Self-optimizing detergent controller Textiles; Paper 39 Expired
US5597019A Dilution system for filling spray bottles Performing Operations; Transporting 36 Expired
US5494644A Multiple product dispensing system including dispenser for forming use solution from solid chemical compositions Emerging Cross-Sectional Technologies 30 Expired
US5746238A Liquid chemical dilution and dosing system Emerging Cross-Sectional Technologies 26 Expired
US5607651A Multiple product dispensing system including dispenser for forming use solution from solid chemical compositions Emerging Cross-Sectional Technologies 26 Expired
US5310430A Process of dispensing a solid cast block of water soluble detergent Emerging Cross-Sectional Technologies 24 Expired
US7054822B2 Notification of time-critical situations occurring at destination facilities Electricity 21 Expired
US5385044A Method of using a thermo-chromatic detergent level indicator Physics 18 Expired
US5707590A Detergent container with thermo-chromatic level indicator Performing Operations; Transporting 16 Expired
US5961011A Dilution system for filling spray bottles Performing Operations; Transporting 13 Expired
US8204758B2 Method and system for providing advisory information to a field service provider Physics 13 Active
US7658060B2 Lubricant cooling exchanger dual intake duct Emerging Cross-Sectional Technologies 10 Active
US7900433B2 Fan exhaust nozzle for turbofan engine Mechanical Engineering; Lighting; Heating 5 Active
USD376230S Solid detergent dispenser General 4 Expired
US8561384B2 Fan exhaust nozzle for turbofan engine Mechanical Engineering; Lighting; Heating 3 Active

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