ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,452,055, issued on Oct. 21, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Request verification system and request verification method for verifying a client request without leaking private information of a client apparatus" was invented by Saburo Toyonaga (Fukuoka, Japan) and Masakiyo Sakamoto (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A request verification system includes an authorization data generation apparatus, a verification apparatus, and a client apparatus. The authorization data generation apparatus stores a certificate including a public key and is configured to generate and output auth...