ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,197, issued on Feb. 10, was assigned to KEIO UNIVERSITY (Tokyo).

"Conversion device, conversion method, reverse conversion device, reverse conversion method, and program" was invented by Nobuyuki Yamasaki (Kanagawa, Japan) and Masayuki Takeda (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "One aspect of the present disclosure relates to a conversion device including an acquisition unit configured to acquire a first bit string having a first bit length L1; a conversion unit configured to convert, in accordance with conversion information that associates respective bit strings each having the first bit length L1 with bit strings each h...