ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,212,691, issued on Jan. 28, was assigned to INVENTIO AG (Hergiswil, Switzerland).
"Method of operating a computer-controlled device for establishing a secure data communication in a distributed control system of a passenger transportation arrangement" was invented by Claudio Colombano (Beckenried, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of operating a computer-controlled first device for establishing a secure data communication with a computer-controlled second device in a passenger transportation arrangement distributed control system includes: generating an encryption key including a public and private key pair; creating cr...