ALEXANDRIA, Va., June 2 -- United States Patent no. 12,645,915, issued on June 2, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Logic embeddings for complex query answering" was invented by Francois Pierre Luus (Wierdapark, South Africa), Prithviraj Sen (San Jose, Calif.), Ryan Nelson Riegel (Carrollton, Ga.), Ndivhuwo Makondo (Pretoria, South Africa), Thabang Doreen Lebese (Johannesburg), Naweed Aghmad Khan (Johannesburg) and Pavan Kapanipathi Bangalore (Armonk, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "To improve the technological process of computerized answering of logical queries over incomplete knowledge bases, obtain a first order logic query; with a trained, compute...