ALEXANDRIA, Va., June 25 -- United States Patent no. 12,339,984, issued on June 24, was assigned to NEC Corp. (Tokyo) and NEC Solution Innovators Ltd. (Tokyo).

"Management apparatus, control method, computer readable medium, and access control system" was invented by Takumi Hirota (Tokyo) and Morimichi Kojima (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Access right information (20) indicating an access right of a user for a target file (10) is stored in a storage device (3100) accessible from a server apparatus (3000). A management apparatus (4000) acquires the access right information (20) from the server apparatus (3000) and puts it in a storage device (4100). The management apparatus (4000) acqu...