ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,230, issued on March 3, was assigned to The United States of America, as represented by the Secretary, Department of Health and Human Services (Bethesda, Md.).

"Tamperless tensor elastography imaging" was invented by Magdoom Mohamed Kulam Najmudeen (Silver Spring, Md.) and Peter J. Basser (Washington).

According to the abstract* released by the U.S. Patent & Trademark Office: "Magnetic resonance and ultrasound methods can produce estimates of full rank-4 elasticity tensors (E-tensors) using suitable constraints. E-tensor estimates can be based on E-tensor symmetry conditions and a suitable E-tensor selected from among a set of E-tensors calculated using different symmetry constra...