Antich PP, Pak CYC , Richer E, Lewis MA, Smith BJ, “Rapid and Accurate Detection of Bone Quality Using Ultrasound Critical Angle Reflectometry.” U.S. 7611465. Filing date: Jul. 30, 2003. Issue date: Nov. 3, 2009.

Hurmuzlu Y, Antich PP, Richer E, Smith BJ, Dogru A, “Ultrasound Multiphase Fraction Meter and Method for Determining Phase Fraction in a Multiphase Fluid.” 11/829,361. Allowed for Issuance.

Devarajan V, Tandon S, Richer E, "Simulation of Real-Time, ThreeDimensional Ultrasound Guided, Haptic Assisted Breast Biopsy System." Pending.

Hurmuzlu Y, Richer E, "Calibration tube for multiphase flowmeters." U.S. 13/032,460. Filing date: Feb. 22, 2011. Pending.

Hurmuzlu Y, Richer E, "New US based Multiphase Flowmeter." Application in process.