ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,413,404, issued on Sept. 9, was assigned to HITACHI ASTEMO LTD. (Ibaraki-Ken, Japan).
"Cross-referencing device" was invented by Junji Miyake (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "To realize one-time password cross-referencing at low cost. A cross-referencing device includes a clock unit which keeps time by a built-in clock, and an authentication calculation unit which has a minor password FIFO capable of storing (N+1) numerical values from a last written numerical value to a numerical value written N (N being a natural number) before and which generates a time-synchronized first cross-referencing one-time password at a time point havin...