Inventor · Frye Island, ME, US

Robert A. Crane

10Patents
6h-index
11Co-inventors
63Inventor score

Filing activity: Jan 7, 1976 → Dec 2, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US4808774A Strain relief device Electricity 74 Expired
US4890318A Building entrance terminal Electricity 62 Expired
US4824390A Coated electrical connector Emerging Cross-Sectional Technologies 38 Expired
US4723919A Telephone interface connection device Electricity 29 Expired
US5570422A Telephone network interface device Electricity 14 Expired
US5557065A Overvoltage protectors sealed with gel Electricity 9 Expired
US4731809A Indoor telephone network interface device Electricity 4 Expired
US4031485A Method for achieving gas dynamic lasing Electricity 3 Expired
US8096165B2 Spectrophone assembly for identifying and detecting multiple species Physics 2 Active
US7647815B2 Method of identifying and detecting the concentrations of multiple species by means of a spectrophone Physics 0 Active

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