Inventor · Erie, CO, US

Stephen Keen

8Patents
6h-index
6Co-inventors
48Inventor score

Filing activity: Sep 21, 2007 → Oct 23, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
USD748850S1 Air-cooled optical reflector General 74 Active
USD748319S1 Vented optical reflector General 65 Active
USD748320S1 Liquid-cooled optical reflector General 65 Active
USD748847S1 Liquid-cooled optical reflector General 64 Active
US7982376B2 Apparatus and method for removing heat from high intensity light bulbs Mechanical Engineering; Lighting; Heating 18 Active
USD794842S1 Thermally isolated high intensity light source with spacers General 7 Active
US7954982B2 High intensity light reflector apparatus Emerging Cross-Sectional Technologies 5 Active
US10113343B2 Thermally isolated high intensity light source Emerging Cross-Sectional Technologies 1 Active

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