ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,719,499, issued on Aug. 25, was assigned to TigerGraph Inc. (Redwood City, Calif.).

"Management of compressed database segments using multiple compression techniques" was invented by Jin Yan (Sammamish, Wash.), Liang Zhang (Wayland, Mass.) and Songting Chen (Portola Valley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods, and software described herein generate and manage a compressed database using a dictionary and a Huffman data structure. In one implementation, a method includes determining a frequency that each string of a plurality of strings in a segment of a database appears in the segment. The method further provides for id...