Inventor · Colorado Springs, CO, US

Marshall K. Quick

10Patents
8h-index
14Co-inventors
69Inventor score

Filing activity: May 21, 1979 → Oct 26, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US4361891A Spread spectrum signal estimator Electricity 56 Expired
US6987474B2 Beamformed ultrasonic imager with delta-sigma feedback control Electricity 50 Expired
US5964708A Beamformed ultrasonic imager with delta-sigma feedback control Electricity 44 Expired
US6867720B1 Beamformed ultrasonic imager with delta-sigma feedback control Electricity 21 Expired
US6208189A Beamformed ultrasonic imager with delta-sigma feedback control Electricity 20 Expired
US4288858A Inverse two-dimensional transform processor Physics 14 Expired
US6801148B2 Beamformed ultrasonic imager with delta-sigma feedback control Electricity 13 Expired
US4734582A Integration time control for a radiation sensitive charge injection device Electricity 8 Expired
US6377514B1 Acoustic lens-based swimmer's sonar Emerging Cross-Sectional Technologies 6 Expired
US4241264A Sampled data filtering and multiplexing apparatus Physics 0 Expired

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