ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,462,464, issued on Nov. 4, was assigned to Imagination Technologies Ltd. (Kings Langley, Great Britain).

"Allocation of primitives to primitive blocks" was invented by Xile Yang (Rickmansworth, Great Britain), John W. Howson (St. Albans, Great Britain) and Jonathan Redshaw (St. Albans, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "An application sends primitives to a graphics processing system so that an image of a 3D scene can be rendered. The primitives are placed into primitive blocks for storage and retrieval from a parameter memory. Rather than simply placing the first primitives into a primitive block until the primitive block is ful...