Inventor · Rowayton, CT, US

John MacPhee

17Patents
9h-index
9Co-inventors
65Inventor score

Filing activity: Jul 7, 1975 → Aug 22, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US4344361A Automatic blanket cylinder cleaner Performing Operations; Transporting 66 Expired
US4757763A Automatic blanket cylinder cleaner Performing Operations; Transporting 46 Expired
US4724764A Dampening system Performing Operations; Transporting 37 Expired
US4002047A Sheet material decurling apparatus Performing Operations; Transporting 18 Expired
US4972774A Automatically controlling water feedrate on a lithographic press Emerging Cross-Sectional Technologies 17 Expired
US4930415A Automatic web guide roller cleaning device Performing Operations; Transporting 17 Expired
US4479433A Ink level control Performing Operations; Transporting 16 Expired
US5154092A Internal worm drive and oscillating roller assembly for use in inking systems for printing presses Emerging Cross-Sectional Technologies 14 Expired
US4362179A Method and apparatus for controlling ink viscosity Emerging Cross-Sectional Technologies 13 Expired
US4394870A System for mixing concentrate and water to form fountain solution for offset printing presses Emerging Cross-Sectional Technologies 9 Expired
US4461210A Wedge shaped ink agitator for printing presses Performing Operations; Transporting 8 Expired
US4159651A Flexure positioning mechanism Emerging Cross-Sectional Technologies 7 Expired
US5713282A Fountain solution supply system Performing Operations; Transporting 6 Expired
US5694846A Fountain solution supply system Performing Operations; Transporting 5 Expired
US5619920A Fountain solution supply system Performing Operations; Transporting 5 Expired
US4378735A Antilinting device for ink fountains Performing Operations; Transporting 5 Expired
US5054393A Internal worm drive and oscillating roller assembly for use in inking systems for printing presses Emerging Cross-Sectional Technologies 4 Expired

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