Inventor · Frederick, MD, US

Michael J. Murphy

17Patents
10h-index
22Co-inventors
72Inventor score

Filing activity: Apr 8, 1985 → Mar 26, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4722444A Method and apparatus for document processors Performing Operations; Transporting 187 Expired
US5054621A Document sorting apparatus Emerging Cross-Sectional Technologies 149 Expired
USD401920S Computer video display terminal screen with wallpaper and icon General 63 Expired
US7243103B2 Peer to peer enterprise storage system with lexical recovery sub-system Emerging Cross-Sectional Technologies 49 Expired
US7676439B2 Electronic data vault providing biometrically protected electronic signatures Electricity 32 Expired
US5853173A Night at the races board game Human Necessities 23 Expired
US4913295A Apparatus for processing remittance and remittance advice documents Performing Operations; Transporting 23 Expired
US7865449B2 Electronic data vault providing biometrically protected electronic signatures Electricity 20 Active
US7983995B2 System and method for dispensing, sorting and delivering prescription and non-prescription medications through the post office Physics 16 Active
US7941380B2 Electronic data vault providing biometrically protected electronic signatures Electricity 13 Active
US7873071B2 Multiple level security adapter Electricity 9 Active
US8527284B2 System for personal mail piece tracking and tracing from multiple sources by user identifier Electricity 4 Expired
USD450759S Postal indicia for an envelope General 3 Expired
US10304026B2 System for personal mail piece tracking and tracing from multiple sources by user identifier Electricity 3 Active
US8874451B2 Personal mail piece and electronic mail tracking system Electricity 1 Active
US11475392B2 System for personal mail piece tracking and tracing from multiple sources by user identifier Electricity 0 Active
US8090653B2 Automated accounting system Physics 0 Active

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