ALEXANDRIA, Va., May 19 -- United States Patent no. 12,634,137, issued on May 19, was assigned to THALES DIS CPL USA INC. (Austin, Texas).
"Date and time tokenization with format preservation" was invented by Navdeep Singh (Gurgaon Haryana, India), Rommel Pundir (Uttar Pradesh, India) and Rajesh Gupta (San Jose, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method to tokenize date and time data based on table shuffling and lookup index that preserves an original format of the date and time data with respect to a tokenized format. Look-up tables are generated efficiently for fast look up and indexing in memory, which may comprise one or both of date tables and time tables. The date tables...