ALEXANDRIA, Va., May 12 -- United States Patent no. 12,626,158, issued on May 12, was assigned to Amazon Technologies Inc. (Seattle).

"Automated contribution analysis for question answering" was invented by Wojciech Aleksander Wilk (Austin, Texas), Shannon Kalisky (Dripping Springs, Texas), Rishav Chakravarti (White Plains, N.Y.), William Michael Siler (Germantown, Tenn.), Stephen Michael Ash (Seattle), Rajesh Patel (Austin, Texas), Joshua Noah Malters (Seattle), Gregory David Adams (Seattle) and Jose Kunnackal John (Bellevue, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure describes techniques and architecture provide automated contribution analysis for "why question" style NLQ answerin...