ALEXANDRIA, Va., June 5 -- United States Patent no. 12,277,641, issued on April 15, was assigned to Imagination Technologies Ltd. (Kings Langley, Great Britain).

"Methods and hardware logic for writing ray tracing data from a shader processing unit of a graphics processing unit" was invented by Daniel Barnard (Hertfordshire, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Shader processing units for a graphics processing unit that are configured to execute one or more ray tracing shaders that generate ray data associated with one or more rays. The ray data for a ray includes a plurality of ray data elements. The shader processing unit comprises local storage, and store logic. The store logic is ...