Inventor · Lake Stevens, WA, US

Jeffry E. Powers

40Patents
21h-index
52Co-inventors
88Inventor score

Filing activity: Sep 15, 1983 → Jan 14, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5879303A Ultrasonic diagnostic imaging of response frequency differing from transmit frequency Physics 224 Expired
US5833613A Ultrasonic diagnostic imaging with contrast agents Physics 142 Expired
US5456257A Ultrasonic detection of contrast agents Physics 140 Expired
US6251074A Ultrasonic tissue harmonic imaging Physics 130 Expired
US8211023B2 Ultrasound system for cerebral blood flow monitoring Human Necessities 115 Active
US5095910A Ultrasonic imaging of biopsy needle Human Necessities 112 Expired
US6468216B1 Ultrasonic diagnostic imaging of the coronary arteries Emerging Cross-Sectional Technologies 76 Expired
US6283919A Ultrasonic diagnostic imaging with blended tissue harmonic signals Physics 68 Expired
US6623432B2 Ultrasonic diagnostic imaging transducer with hexagonal patches Emerging Cross-Sectional Technologies 66 Expired
US6458083B1 Ultrasonic harmonic imaging with adaptive image formation Physics 65 Expired
US5197477A Ultrasonic Doppler flow measurement system with tissue motion discrimination Physics 64 Expired
US5386830A Ultrasonic pulsed doppler flow measurement system with two dimensional autocorrelation processing Physics 62 Expired
US6471650B2 Three dimensional ultrasonic diagnostic imaging with high density hexagonal acquisition Emerging Cross-Sectional Technologies 57 Expired
US6171246A Realtime ultrasonic imaging of perfusion using ultrasonic contrast agents Physics 47 Expired
US5215094A Ultrasonic flow velocity imaging systems with velocity image presistence Human Necessities 43 Expired
US6186950A Ultrasonic pulse inversion harmonic separation with reduced motional effects Physics 40 Expired
US5099847A High frame rate ultrasound system Human Necessities 38 Expired
US6676606B2 Ultrasonic diagnostic micro-vascular imaging Physics 37 Expired
US8012092B2 Method of using a combination imaging and therapy transducer to dissolve blood clots Human Necessities 31 Active
US6692438B2 Ultrasonic imaging system and method for displaying tissue perfusion and other parameters varying with time Physics 28 Expired
US4887246A Ultrasonic apparatus, system and method Physics 25 Expired
US4534357A Multiple demodulation frequency Doppler Physics 18 Expired
US9630028B2 Ultrasound system for cerebral blood flow imaging and microbubble-enhanced blood clot lysis Physics 12 Active
US6315729A Ultrasonic diagnostic imaging with contrast agents Physics 11 Expired
US4607642A Unaliased quadrature audio synthesizer Physics 9 Expired

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