ALEXANDRIA, Va., April 7 -- United States Patent no. 12,597,053, issued on April 7.
"Electronic transaction management system for providing a tip" was invented by Tsukasa Nagao (Shiga, Japan) and Koki Nagao (Shiga, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides an electronic transaction management system for providing a tip that enables the users who give tips and the tip recipient to send and receive tips, even when located away from each other; that provides tip distribution to a user randomly selected from all users; that can be expected to improve the interest due to the expectations for the distribution, and as a result, enhance the motivation for users to give tips;...