ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,475,320, issued on Nov. 18, was assigned to INTERNATIONAL BUSINESS MACHINES Corp. (Armonk, N.Y.).

"Question answering via tailored knowledge induction" was invented by Hima Prasad Karanam (Bangalore, India), Shajith Ikbal Mohamed (Chennai, India), Udit Sharma (Shimla, India), Sumit Neelam (Agra, India) and L. Venkata Subramaniam (Gurgaon, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and techniques that facilitate question answering via tailored knowledge induction are provided. In various embodiments, a system can access a natural language question. In various aspects, the system can identify an answer for the natural language question, ...