ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,838, issued on March 24, was assigned to DIGIM SOLUTION LLC (Woburn, Mass.).

"Method for density measurement of materials using computed tomography with diffraction artifact correction" was invented by Andrew Garrison Clark (Cambridge, Mass.), Jeffrey Michael Wong (Chelmsford, Mass.), Aijun Zhu (Winchester, Mass.) and Shuang Zhang (Winchester, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments determine the density of materials and objects imaged using computed tomography (CT). An embodiment co-images a material of unknown density with a calibrant of known density. The digitally reconstructed CT images are segmented into the unknown m...