Inventor · Middleton, MA, US

John Francis Egan

15Patents
6h-index
22Co-inventors
66Inventor score

Filing activity: Nov 24, 1986 → Oct 21, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US9510426B2 Methods, systems, and apparatus for intelligent lighting Emerging Cross-Sectional Technologies 41 Active
US4734934A Binaural teleconferencing system Electricity 35 Expired
USD607414S1 Nine port coaxial cable terminal adapter General 25 Expired
USD607413S1 Five port coaxial cable terminal adapter General 23 Expired
US6327707A Method, programmed medium and system for customizing pre-loaded software Physics 22 Expired
US10485068B2 Methods, apparatus, and systems for providing occupancy-based variable lighting Emerging Cross-Sectional Technologies 10 Active
US9360367B2 Handheld LIBS spectrometer Physics 6 Active
US9714864B2 LIBS analysis system Physics 3 Active
US9395243B2 Handheld LIBS analyzer end plate purging structure Electricity 3 Active
US9952100B2 Handheld LIBS spectrometer Physics 3 Active
US10306733B2 Methods, systems, and apparatus for intelligent lighting Emerging Cross-Sectional Technologies 2 Active
US9719853B2 LIBS analysis system Physics 2 Active
US7577676B2 Interactive broadcast or input method and system Electricity 1 Expired
US9924576B2 Methods, apparatuses, and systems for operating light emitting diodes at low temperature Electricity 0 Active
US11339927B2 Methods, apparatus and systems for providing occupancy-based variable lighting Emerging Cross-Sectional Technologies 0 Active

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