Inventor · Chagrin Falls, OH, US

Robert A. Hartman

14Patents
9h-index
20Co-inventors
72Inventor score

Filing activity: Sep 28, 1984 → Jun 14, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US4611090A Semirigid photovoltaic module assembly and structural support therefor Emerging Cross-Sectional Technologies 190 Expired
US4574160A Flexible, rollable photovoltaic cell module Emerging Cross-Sectional Technologies 135 Expired
US4577051A Bypass diode assembly for photovoltaic modules Emerging Cross-Sectional Technologies 70 Expired
US5495265A Fast response electro-optic display device Physics 57 Expired
US4663829A Process and apparatus for continuous production of lightweight arrays of photovoltaic cells Emerging Cross-Sectional Technologies 43 Expired
US4567642A Method of making photovoltaic modules Emerging Cross-Sectional Technologies 41 Expired
US4843312A Test method for LCD elements Emerging Cross-Sectional Technologies 35 Expired
US5684504A Display device Physics 23 Expired
US5161237A Display device Physics 14 Expired
US8059702B2 Monitoring multiple modem transmission in a communication device Electricity 6 Active
US8170604B2 Method and system for managing communications for a multi-mode communications device Electricity 5 Active
US8744519B2 Multimodal phone data session management enhancement that alleviates dual transmission problems Electricity 1 Active
US10068085B2 Method and system for allowing any language to be used as password Physics 1 Active
US4593455A Apparatus for making photovoltaic modules Emerging Cross-Sectional Technologies 0 Expired

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