Inventor · Acton, MA, US

William Ossmann

19Patents
8h-index
24Co-inventors
72Inventor score

Filing activity: Mar 26, 1996 → Aug 28, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5825117A Second harmonic imaging transducers Electricity 66 Expired
US6381197B1 Aperture control and apodization in a micro-machined ultrasonic transducer Physics 53 Expired
US6314057A Micro-machined ultrasonic transducer array Performing Operations; Transporting 34 Expired
US6292435A Circuit and method for exciting a micro-machined transducer to have low second order harmonic transmit energy Performing Operations; Transporting 27 Expired
US5977691A Element interconnections for multiple aperture transducers Electricity 19 Expired
US5798461A Methods and apparatus for ultrasound imaging using combined scan patterns Physics 17 Expired
US6527723B2 Variable multi-dimensional apodization control for ultrasonic transducers Emerging Cross-Sectional Technologies 12 Expired
US7103400B2 Artifact elimination in time-gated anatomical imaging Human Necessities 10 Expired
US11426140B2 Intra-cardiac echocardiography interposer Electricity 8 Active
US11737728B2 Ultrasound imaging device with thermally conductive plate Human Necessities 7 Active
US7135809B2 Ultrasound transducer Human Necessities 7 Expired
US7307374B2 Ultrasound transducer Human Necessities 6 Expired
US7439656B2 Method for designing ultrasonic transducers with acoustically active integrated electronics Emerging Cross-Sectional Technologies 6 Expired
US6685647B2 Acoustic imaging systems adaptable for use with low drive voltages Human Necessities 5 Expired
US8030824B2 Wide bandwidth matrix transducer with polyethylene third matching layer Emerging Cross-Sectional Technologies 1 Active
US12324701B2 Intra-cardiac echocardiography interposer Electricity 0 Active
US9689973B2 Acoustic probe with components of acoustic elements having different pitches than each other Physics 0 Active
US12144680B2 Ultrasound imaging device with thermally conductive plate Human Necessities 0 Active
US11911217B2 Intraluminal imaging devices with a reduced number of signal channels Physics 0 Active

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