ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,081, issued on Sept. 8, was assigned to Videray Technologies Inc. (Boston).

"Enclosed x-ray chopper wheel" was invented by Paul Bradshaw (Boston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A chopper wheel assembly includes a collimator configured to narrow an x-ray beam generated by a source of x-ray energy, a chopper wheel has a planar surface configured to face in a direction of the collimator and a housing including a hollow interior region configured to receive the chopper wheel. The chopper wheel includes a central axis, a plurality of slits in the planar surface, a first projection extending from the planar surface in a direction of the col...