Inventor · Franklin, MI, US

Robert R. Johnson

34Patents
17h-index
23Co-inventors
81Inventor score

Filing activity: May 31, 1979 → May 7, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4646266A Programmable semiconductor structures and methods for using the same Emerging Cross-Sectional Technologies 522 Expired
US4766471A Thin film electro-optical devices Electricity 230 Expired
US4597162A Method for making, parallel preprogramming or field programming of electronic matrix arrays Electricity 199 Expired
US4677742A Electronic matrix arrays and method for making the same Emerging Cross-Sectional Technologies 176 Expired
US4818717A Method for making electronic matrix arrays Emerging Cross-Sectional Technologies 176 Expired
US4630355A Electric circuits having repairable circuit lines and method of making the same Emerging Cross-Sectional Technologies 127 Expired
US4666252A High yield liquid crystal display and method of making same Emerging Cross-Sectional Technologies 87 Expired
US4752118A Electric circuits having repairable circuit lines and method of making the same Emerging Cross-Sectional Technologies 78 Expired
US4868616A Amorphous electronic matrix array for liquid crystal display Emerging Cross-Sectional Technologies 63 Expired
US4672454A X-ray image scanner and method Electricity 52 Expired
US4545111A Method for making, parallel preprogramming or field programming of electronic matrix arrays Electricity 48 Expired
US5917500A Intellectual structure for visualization of n-dimensional space utilizing a parallel coordinate system Physics 41 Expired
US4657336A Socket receptacle including overstress protection means for mounting electrical devices on printed circuit boards Electricity 40 Expired
US4269064A On-line sampler Physics 27 Expired
US4660095A Contact-type document scanner and method Electricity 22 Expired
US4679085A Digital integrated electronic storage system for video and audio playback Electricity 19 Expired
US4872260A Method of making pre-formed lead-ins for an IC package Emerging Cross-Sectional Technologies 19 Expired
US4497308A Ash receptacle with dust eliminator Mechanical Engineering; Lighting; Heating 16 Expired
US4691243A Contact-type document scanner including protective coating Electricity 16 Expired
US4691244A Contact-type document scanner including static shield Electricity 15 Expired
US6362823B1 Intellectual structure for single-point visual representation of n-dimensional points using broken-line parallel coordinates Physics 14 Expired
US6920835B1 Charity collection safe Fixed Constructions 12 Expired
US4620208A High performance, small area thin film transistor Electricity 10 Expired
US4828514A Electrical connector with compliant section Electricity 9 Expired
US4588903A Amorphous semiconductor devices having increased switching speed due to dynamic signal conditioning Electricity 7 Expired

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