Inventor · Gibsonia, PA, US

John J. Kuhn

16Patents
8h-index
8Co-inventors
65Inventor score

Filing activity: Apr 5, 1976 → Mar 7, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6512788B1 RF output spectrum measurement analyzer and method Physics 142 Expired
US4301490A Electronic overload protection circuit Electricity 59 Expired
US4306694A Dual signal frequency motion monitor and broken rail detector Performing Operations; Transporting 36 Expired
US4324376A Railroad highway crossing warning system Performing Operations; Transporting 30 Expired
US4307860A Railroad grade crossing constant warning protection system Performing Operations; Transporting 24 Expired
US4931075A High current multiterminal bushing controller Emerging Cross-Sectional Technologies 17 Expired
US5071459A Bushing balance controller for multiple segment bushings Physics 13 Expired
US4594087A Three-terminal controller for fiber glass bushing Emerging Cross-Sectional Technologies 11 Expired
US4775400A Method of controlling glass fiber formation and control system Emerging Cross-Sectional Technologies 8 Expired
US4079444A D.C. to A.C. electronic inverter with overload protection Electricity 5 Expired
US4746344A Fiber forming bushing and method for providing Chemistry; Metallurgy 4 Expired
US4136315A Low and high frequency oscillators having common voltage regulator circuit Electricity 4 Expired
US4314374A High power audio frequency transmitter Electricity 3 Expired
US6581257B2 Process for making a warp beam of untwisted fiberglass strands Performing Operations; Transporting 3 Expired
US4978866A Ramp circuit for control loop Physics 2 Expired
US4320315A Fail-safe and gate circuit Electricity 1 Expired

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