ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,530,479, issued on Jan. 20, was assigned to PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA (Torrance, Calif.).

"Verification method, server, and recording medium" was invented by Ayaka Nakasaka (Osaka, Japan), Yuji Unagami (Osaka, Japan), Kakuya Yamamoto (Hyogo, Japan) and Tomoyuki Haga (Nara, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A verification method includes: obtaining log information items generated in a device; storing the log information items in storage, and storing, in a blockchain, converted information items obtained by converting the log information items; and conducting, at a predetermined frequency, verification as to...