ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,455,390, issued on Oct. 28, was assigned to Jefferson Science Associates LLC (Newport News, Va.).

"Proton computed tomography using multichannel gas detection technology" was invented by M. Eric Christy (Seaford, Va.) and Cynthia Keppel (Newport News, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A Proton Computed Tomography (pCT) system utilizing proton beams for construction of 3-dimensional density maps of both test phantoms and living tissue. PCT is a much sought-after modality for treatment planning and validation at proton therapy treatment centers, as it would allow in situ imaging with the same beam that is used for the treatment. A pCT sys...