ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,370, issued on March 18, was assigned to WAYE LLC (Woodinville, Wash.).
"Travel time estimation system" was invented by William P. C. Ho (Woodinville, Wash.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A travel time estimation system receives trip requests including pair of addresses and a desired time of travel. A processor is programmed to convert the addresses into grid points (Encoded Addresses-EAs) in an array of regularly spaced grid points in a Cartesian Coordinate system. The processor reads a record associated with the EA's to determine a covering grid point (Unique Encoded Address-UEA) associated with each EA, where the associated UEA i...