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Patents
   
7,779,692
 Righetti,R and Ophir, J. "Method for Estimating Strain, Strain Rations and Displacements in a Target Body." United States Patent pub. date Aug. 24, 2010.
6,687,625 Srinivasan, S. and Ophir, J., “Method and Apparatus for Feature Tracking Strain Estimation for Elastography”, U.S. PAT 6,687,625 B2, issued February 3, 2004.
6,494,834 Ophir, J. and Konofagou, E. E., “Power Spectral Strain Estimators in Elastography”, US PAT 6,494,834, issued December 17, 2002.
6,270,459 Ophir, J. and Konofagou, E. E., “Method for Estimating and Imaging of Transverse Displacements, Transverse Strains and Strain Ratios”, US PAT 6,270,459, issued August 7, 2001.
5,474,070

Ophir, J. and Céspedes, I. "Method and Apparatus for Elastographic Measurement and Imaging". US PAT 5,474,070, issued December 12, 1995.
5,293,870 Ophir, J., Céspedes, I., and Ponnekanti, H. "Method and Apparatus for Elastographic Measurement and Imaging". US PAT 5,293,870, issued March 15, 1994.
5,247,937 Ophir, J. and Yazdi, Y. "Transaxial Compression Technique for Sound Velocity Estimation" (Divisional). US PAT 5,247,937, issued September 28, 1993.
5,178,147 Ophir, J., Céspedes, I., and Ponnekanti, H. "Method and Apparatus for Elastographic Measurements and Imaging". US PAT 5,178,147.
5,143,070 Ophir, J. and Yazdi, Y. "Transaxial compression technique for sound velocity estimation" US PAT 5,143,070, issued September 1, 1992.
5,107,837 Ophir, J. and Yazdi, Y. "Method and Apparatus for Measurement and Imaging of Tissue Compressibility or Compliance in vivo. US PAT 5,107,837, issued April, 28, 1992.
4,993,416 Ophir, J. "System for Ultrasonic Pan Focal Imaging and Axial Beam Translation". US PAT 4,993,416 issued Feb. 19, 1991.
4,878,500 Ophir, J. and Shattuck, D.P., "Multibeam Tracking for Angle Correction in Speed of Sound Estimations". US PAT 4,878,500 issued Nov. 7, 1989.
4,807,635 Ophir, J. "Pulse Centroid Echo Method and Apparatus for Enhanced Sound Velocity Estimation in vivo". US PAT 4,807,635 issued February 28, 1989.
4,777,958 Ophir, J. "Method for Enhancing the Accuracy of in vivo Sound Velocity Estimation". US PAT 4,777,958 issued October 18, 1988.
4,669,482 Ophir, J. "Pulse Echo Method and Apparatus for Speed of Sound Estimation in vivo". US PAT 4,669,482, issued June 2, 1987.
4,406,153 Ophir, J., Maklad, N.F. and Jaeger, P. "Ultrasonic Beam Characterization Device". US PAT 4,406,153 issued September 27, 1983.
4,389,893 Ophir, J. and Maklad, N.F. "Precision Ultrasound Attenuation Measurement" US PAT 4,389,893 issued June 28, 1983.
4,286,455 Ophir, J., Maklad, N.F. and Jaeger, P. "Ultrasound Phantom" US PAT 4,286,455 issued September 1, 1981.
 
 
 
 
 
 
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Last Updated February 5, 2009