US Patent Issued to NTT on Nov. 11 for "Identifier change management apparatus, identifier change management method, and identifier change management program" (Japanese Inventors)

ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,367, issued on Nov. 11, was assigned to NTT Inc. (Tokyo).

"Identifier change management apparatus, identifier change management method, and identifier change management program" was invented by Shigeru Fujimura (Musashino, Japan), Shigenori Ohashi (Musashino, Japan) and Atsushi Nakadaira (Musashino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An identifier change management apparatus according to an embodiment includes: a distributed ledger in which an identifier change program holding a public key used in an identifier change is registered; a distributed ledger management unit that manages the distributed ledger; an identifier change key i...