Inventor · Germantown, MD, US

Thomas Jackson

36Patents
11h-index
34Co-inventors
75Inventor score

Filing activity: Feb 24, 1978 → May 20, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6593893B2 Multiple-beam antenna employing dielectric filled feeds for multiple and closely spaced satellites Electricity 189 Expired
US6683918B2 High precision, low phase noise synthesizer with vector modulator Electricity 67 Expired
US4758802A Fractional N synthesizer Electricity 46 Expired
US6975687B2 Linearized offset QPSK modulation utilizing a sigma-delta based frequency modulator Electricity 44 Expired
US6666548B1 Method and apparatus for continuous marking Emerging Cross-Sectional Technologies 38 Expired
US6366620B1 VSAT system Electricity 35 Expired
US4197435A Telephone line monitoring circuit and method Electricity 28 Expired
US4800342A Frequency synthesizer of the fractional type Electricity 24 Expired
US6122326A High precision, low phase noise synthesizer with vector modulator Electricity 16 Expired
US9077038B2 Lithium ion batteries Emerging Cross-Sectional Technologies 12 Active
US4754135A Quadruple focusing time of flight mass spectrometer Electricity 11 Expired
US4789862A Analogue to digital converters Electricity 9 Expired
US6356597B1 High precision, low phase noise synthesizer with vector modulator Electricity 7 Expired
US4291962A Lens mask for cameras and photographic method Physics 5 Expired
US6941330B2 Feed forward sigma delta interpolator for use in a fractional-N synthesizer Electricity 5 Expired
US10658757B2 Satellite ground terminal utilizing frequency-selective surface subreflector Electricity 3 Active
US8779872B2 Method and apparatus for integrated waveguide transmit-receive isolation and filtering Electricity 3 Active
US4736188A Analog to digital converters Electricity 3 Expired
US8594587B2 Method and apparatus for integrated waveguide transmit-receive isolation, filtering, and circular polarization Electricity 2 Active
US4899155A Apparatus and method for analogue to digital conversion Electricity 2 Expired
US9407354B2 Outdoor digital modulator system for use with a linear radio, and a method thereof Electricity 1 Active
US5488122A Alkyl substituted metal alkylalkoxyhydroborate reducing agents, and processes for production and use of the same Chemistry; Metallurgy 1 Expired
US9590645B2 Apparatus and method for phase locked loop bandwidth expansion Electricity 1 Active
US10374663B2 Digital dithering for reduction of quantization errors and side-lobe levels in phased array antennas Electricity 1 Active
US10454150B2 Radio frequency waveguide devices including a dielectric having other exterior surfaces with a feature thereon and coated by a metal layer Electricity 0 Active

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