Inventor · Cambridge, MA, US

David H. Evans

29Patents
15h-index
25Co-inventors
81Inventor score

Filing activity: Feb 2, 1977 → Sep 18, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5754145A Printed antenna Electricity 136 Expired
US5203673A Tip clearance control apparatus for a turbo-machine blade Mechanical Engineering; Lighting; Heating 77 Expired
US6774864B2 Method of operating a wireless communication system Electricity 72 Expired
US6757267B1 Antenna diversity system Electricity 54 Expired
US5192190A Envelope forged stationary blade for L-2C row Mechanical Engineering; Lighting; Heating 47 Expired
US4878810A Turbine blades having alternating resonant frequencies Emerging Cross-Sectional Technologies 45 Expired
US5211703A Stationary blade design for L-OC row Emerging Cross-Sectional Technologies 41 Expired
US5218980A Ultrasonic dishwasher system Human Necessities 40 Expired
US7477904B2 System for locating a mobile unit Electricity 33 Expired
US4893126A Integrated millimeter-wave transceiver Electricity 22 Expired
US7167454B2 Radio communication system Electricity 20 Expired
US5386522A Dynamic physical address aliasing during program debugging Physics 20 Expired
US5920813A Microwave video distribution system and adaptable microwave transmitter Electricity 16 Expired
US8679509B2 Oncolytic viruses and methods for treating neoplastic disorders Chemistry; Metallurgy 16 Active
US5280290A Self-oscillating mixer circuits, and FMCW radar Electricity 15 Expired
US5294895A Microwave oscillators and transmitters with frequency stabilization Electricity 14 Expired
US4821041A Patch antenna Electricity 12 Expired
US4999587A Waveguide oscillator tunable through integrated varactor diode and coupling probe Electricity 11 Expired
US7575860B2 DNA joining method Chemistry; Metallurgy 8 Expired
US5161942A Moisture drainage of honeycomb seals Mechanical Engineering; Lighting; Heating 7 Expired
US6556629B1 Orthogonal signal transmitter Electricity 6 Expired
US4302612A Synthesis of perfluorodialdehydes Chemistry; Metallurgy 1 Expired
US9765305B2 Mutant vaccinia virus strains, uses thereof and method of producing the same Chemistry; Metallurgy 1 Active
US10452077B2 Autonomous personal mobility systems Emerging Cross-Sectional Technologies 0 Active
US4113738A Conversion of N-tosylsulfoximides to sulfoximines Chemistry; Metallurgy 0 Expired

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