ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,258, issued on March 18, was assigned to SORBONNE UNIVERSITE (Paris), CENTRE NATIONAL DE LA RECHERCE SCIENTIFIQUE (CNRS) (Paris) and INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE (Paris).

"Method for characterising an object by means of ultrasonic waves having different modes, using a composite image" was invented by Guillaume Renaud (Fontenay Aux Roses, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method for characterising an object, comprising: emission of ultrasonic waves that enter an object by passing through an external interface, then reflect off an internal interface, then exit the object by passi...