Inventor · Corona, CA, US

David D. Crouch

58Patents
10h-index
38Co-inventors
78Inventor score

Filing activity: Dec 19, 1996 → Jul 5, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8072380B2 Wireless power transmission system and method Electricity 331 Active
US6211837A Dual-window high-power conical horn antenna Electricity 314 Expired
US5923299A High-power shaped-beam, ultra-wideband biconical antenna Electricity 54 Expired
US7019640B2 Sensor suite and communication system for cargo monitoring and identification Physics 47 Expired
US7504982B2 Anti-Missile system and method Mechanical Engineering; Lighting; Heating 41 Active
US6411174B1 Compact four-way waveguide power divider Electricity 36 Expired
US7209080B2 Multiple-port patch antenna Electricity 20 Expired
US6064154A Magnetron tuning using plasmas Electricity 18 Expired
US6768468B2 Reflecting surfaces having geometries independent of geometries of wavefronts reflected therefrom Electricity 17 Expired
US6157349A Microwave source system having a high thermal conductivity output dome Electricity 15 Expired
US10495492B2 Multiple axis self-contained spherical sensor system Human Necessities 9 Active
US7538735B2 Active transmit array with multiple parallel receive/transmit paths per element Electricity 9 Active
US6107901A Reduced-size waveguide device Electricity 7 Expired
US6259208A Optical tuning of magnetron using leaky light structure Electricity 6 Expired
US6693605B1 Variable quasioptical wave plate system and methods of making and using Electricity 6 Expired
US8427382B2 Power combiner/divider for coupling N-coaxial input/outputs to a waveguide via a matching plate to provide minimized reflection Electricity 5 Active
US9500446B2 Multisegmented toroidal magnetic field projector Electricity 5 Active
US8767192B2 Active retrodirective antenna array with a virtual beacon Electricity 5 Active
US6522226B2 Transparent metallic millimeter-wave window Electricity 5 Expired
US6864857B2 Optically transparent millimeter wave reflector Electricity 4 Expired
US10063264B2 Real time polarization compensation for dual-polarized millimeter wave communication Electricity 4 Active
US9876279B2 Monolithic wideband millimeter-wave radome Electricity 3 Active
US10153547B2 Armored radome Electricity 3 Active
US10962335B2 Directed energy delivery systems capable of disrupting air-based predatory threats Electricity 3 Active
US6580561B2 Quasi-optical variable beamsplitter Electricity 3 Expired

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