Inventor · Richardson, TX, US

Stephen R. Nelson

19Patents
9h-index
19Co-inventors
69Inventor score

Filing activity: Sep 27, 1982 → Mar 9, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5663597A RF device package for high frequency applications Electricity 32 Expired
US4502944A Fractionation of heavy hydrocarbon process material Chemistry; Metallurgy 27 Expired
US5376909A Device packaging Electricity 24 Expired
US4479875A Inlet distributor for liquid-liquid separators Emerging Cross-Sectional Technologies 20 Expired
US5271851A Integrated treatment system for refinery oily sludges Performing Operations; Transporting 17 Expired
US6081006A Reduced size field effect transistor Electricity 16 Expired
US5536906A Package for integrated circuits Electricity 16 Expired
US5170139A PIN diode switch Electricity 12 Expired
US6413016B1 Methods of extracting liquid hydrocardon contaminants from underground zones Emerging Cross-Sectional Technologies 10 Expired
US4666562A Solvent recovery from solvent process material mixtures Emerging Cross-Sectional Technologies 9 Expired
US5159296A Four port monolithic GaAs pin diode switch Electricity 9 Expired
US6815740B2 Gate feed structure for reduced size field effect transistors Electricity 8 Expired
US5009772A Solvent extraction process Chemistry; Metallurgy 7 Expired
US4921191A Adjustable waveguide/conduit clamp Mechanical Engineering; Lighting; Heating 7 Expired
US6801098B2 Group delay equalizer integrated with a wideband distributed amplifier monolithic microwave integrated circuit Electricity 6 Expired
US6545543B2 Small aspect ratio MMIC power amplifier layout Electricity 5 Expired
US6774416B2 Small area cascode FET structure operating at mm-wave frequencies Electricity 2 Expired
US11777461B2 High efficiency wideband feedback amplifier Electricity 0 Active
US11336247B1 High efficiency wideband feedback amplifier Electricity 0 Active

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