Inventor · Hanover, MD, US

Daniel C. Buck

23Patents
11h-index
25Co-inventors
75Inventor score

Filing activity: Jan 29, 1973 → Jan 13, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5258591A Low inductance cantilever switch Electricity 87 Expired
US5367136A Non-contact two position microeletronic cantilever switch Electricity 68 Expired
US5032799A Multistage cascode radio frequency amplifier Electricity 64 Expired
US5268696A Slotline reflective phase shifting array element utilizing electrostatic switches Electricity 55 Expired
US4970386A Vertical FET high speed optical sensor Emerging Cross-Sectional Technologies 43 Expired
US4791421A Transmit-receive module for phased-array antennas Electricity 38 Expired
US4310809A Low noise microstrip voltage controlled oscillator Electricity 37 Expired
US5317330A Dual resonant antenna circuit for RF tags Physics 33 Expired
US5974335A High-temperature superconducting microwave delay line of spiral configuration Emerging Cross-Sectional Technologies 20 Expired
US4951123A Integrated circuit chip assembly utilizing selective backside deposition Electricity 13 Expired
US5252842A Low-loss semiconductor device and backside etching method for manufacturing same Electricity 12 Expired
US5164358A Superconducting filter with reduced electromagnetic leakage Emerging Cross-Sectional Technologies 11 Expired
US4954834A Movable optical fiber system for directing microwaves Electricity 9 Expired
US4268797A Self-pulsed microwave power amplifier Electricity 9 Expired
US4017855A Spin echo matched filter ECM detector Physics 8 Expired
US4320399A Microwave pulse spectrum control Physics 7 Expired
US4207547A Reflection mode notch filter Electricity 6 Expired
US5017895A Magnetostatic wave (MSW) filter with sharp upper cut-off frequency and channelizer formed therefrom Electricity 5 Expired
US4291279A Microwave combiner assembly Electricity 5 Expired
US4679012A Magnetostatic-wave device Electricity 4 Expired
US11337495B2 Electronic personal jewelry articles Human Necessities 1 Active
US11793270B2 Shoes and sole springs for shoes Human Necessities 0 Active
US11799400B2 Compressed inverted magnetic energy source Electricity 0 Active

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