ALEXANDRIA, Va., April 15 -- United States Patent no. 12,602,646, issued on April 14, was assigned to WALMART APOLLO LLC (Bentonville, Ark.).

"Systems and methods for controlled data sharing in supply chains" was invented by Lingyun Hu (Brooklyn, N.Y.), Anand Banik (Rogers, Ark.), Harika Addagada (Bentonville, Ark.), Coran J. Coley (Bentonville, Ark.), Zachary Bell (Rogers, Ark.), Pushparaj Parab (Bentonville, Ark.), Haritha Gunawardana (Piscataway, N.J.) and Weihong Ou (Bentonville, Ark.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems for controlled data sharing are provided. A method includes: communicating, as a first node of a supply chain distributed ledger, with a second node and a t...