Inventor · Charlevoix, MI, US

Joel E. Robinson

9Patents
7h-index
8Co-inventors
52Inventor score

Filing activity: Jul 31, 1996 → Feb 15, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5983581A Tubular skylight with offset dome Fixed Constructions 36 Expired
US7710663B2 Prismatic lens and reflector/refractor device for lighting fixtures having enhanced performance characteristics Mechanical Engineering; Lighting; Heating 36 Active
USD636517S1 Post top lighting fixture General 16 Expired
USD717483S1 Linear lighting fixture General 15 Active
US5967648A Lighting fixture including a neutral density polymeric material for controlled light distribution Mechanical Engineering; Lighting; Heating 15 Expired
USD714484S1 Linear lighting fixture General 13 Active
US5743634A Perforated reflector for an ornamental luminaire Mechanical Engineering; Lighting; Heating 13 Expired
US6767106B2 Edge-lit luminaire having prismatic optical control Physics 7 Expired
US8419238B2 Lighting fixtures having enhanced heat sink performance Mechanical Engineering; Lighting; Heating 2 Active

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