Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10092274 | Sub-performing transducer element detection for medical ultrasound | Jerry Hopple, Dalong Liu, Stephen R. Barnes, David A. Petersen, Colin Brock | 2018-10-09 |
| 8257262 | Ultrasound adaptor methods and systems for transducer and system separation | David A. Petersen, Robert N. Phelps | 2012-09-04 |
| 7998072 | Probe based digitizing or compression system and method for medical ultrasound | Robert N. Phelps, David A. Petersen | 2011-08-16 |
| 7941908 | Method for scalable manufacturing of medical diagnostic ultrasound imaging systems | Robert N. Phelps, David A. Petersen | 2011-05-17 |
| 7922662 | Multi stage beamforming | — | 2011-04-12 |
| 7914455 | Multi stage beamforming | — | 2011-03-29 |
| 7744536 | Multi stage beamforming | — | 2010-06-29 |
| 7695438 | Acoustic disruption minimizing systems and methods | Robert N. Phelps | 2010-04-13 |
| 7549963 | Multi stage beamforming | — | 2009-06-23 |
| 7517317 | Subarray forming system and method for ultrasound | David A. Petersen | 2009-04-14 |
| 7338449 | Three dimensional locator for diagnostic ultrasound or medical imaging | Wayne Gueck | 2008-03-04 |
| 7304415 | Interconnection from multidimensional transducer arrays to electronics | David A. Petersen | 2007-12-04 |
| 7105981 | Medical imaging transmit spectral control using aperture functions | — | 2006-09-12 |
| 7037263 | Computing spatial derivatives for medical diagnostic imaging methods and systems | Thilaka Sumanaweera, Robert N. Phelps | 2006-05-02 |
| 6875178 | Receive circuit for ultrasound imaging | Robert N. Phelps, David A. Petersen, Robert P. Hunt | 2005-04-05 |
| 6806623 | Transmit and receive isolation for ultrasound scanning and methods of use | David A. Petersen, Robert P. Hunt, Robert N. Phelps | 2004-10-19 |
| 6780154 | Segmented handheld medical ultrasound system and method | Robert P. Hunt, Robert N. Phelps, David A. Petersen, Stephen Hooper, Heike Seck +2 more | 2004-08-24 |
| 6599245 | Ultrasound transmission method and system for simulating a transmit apodization | Qinglin Ma, Lin-Xin Yao, Bruce A. McDermott, David A. Petersen | 2003-07-29 |
| 6447452 | System and method for reduction of parallel beamforming artifacts | D-L Donald Liu, Zoran Banjanin, Bruce A. McDermott | 2002-09-10 |
| 6196973 | Flow estimation using an ultrasonically modulated contrast agent | Jeffrey Slusher | 2001-03-06 |
| 6171245 | Method of imaging scatterers based on acoustically stimulated changes of their acoustic properties | Wilko Gerwin Wilkening | 2001-01-09 |
| 6155981 | Diagnostic ultrasonic imaging system and method for discriminating non-linearities | Helmut Ermert, Martin Krueger, Christopher S. Chapman, Wilko Gerwin Wilkening | 2000-12-05 |
| 6110114 | Flexible beam sequencing for 3-dimensional ultrasound imaging | Levin F. Nock | 2000-08-29 |
| 5857973 | Fuzzy logic tissue flow determination system | Qinglin Ma | 1999-01-12 |
| 5855557 | Ultrasonic imaging system and method for generating and displaying velocity field information | — | 1999-01-05 |