ALEXANDRIA, Va., April 21 -- United States Patent no. 12,608,692, issued on April 21, was assigned to RICOH COMPANY LTD. (Tokyo).

"System, communication terminal, method, and recording medium" was invented by Takuma Kasamatsu (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A first communication terminal receives, from a second communication terminal, use request information indicating a request by a user for using a particular service of one or more services provided by a provider. The first communication terminal transmits to a management system information indicating an amount of currency information for using the particular service, and provides the particular service to the second communication ter...