ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,718,295, issued on Aug. 25, was assigned to Hyannis Port Research Inc. (Needham, Mass.).

"Asymmetric multi-level caching structure for efficient data storage and retrieval" was invented by Anthony D. Amicangioli (Newton, Mass.), B. Joshua Rosen (Westford, Mass.), Ryan P. Walsh (Waltham, Mass.) and Nicola Aguilar-Thomson (Watertown, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hardware-based electronic trading system is disclosed that minimizes external memory accesses, thereby reducing overall latency. Order data for all open orders of a particular symbol, side, and price may be organized into a defined data structure, or tile, that can be fet...