ALEXANDRIA, Va., June 6 -- United States Patent no. 12,282,303, issued on April 22, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).

"Deep causal learning for continuous testing, diagnosis, and optimization" was invented by Gilles J. Benoit (Minneapolis), Brian E. Brooks (St. Paul, Minn.), Peter O. Olson (Andover, Minn.) and Tyler W. Olson (Woodbury, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and methods for multivariant learning and optimization repeatedly generate self-organized experimental units (SOEUs) based on the one or more assumptions for a randomized multivariate comparison of process decisions to be provided to users of a system. The SOEUs are injected into the sy...