ALEXANDRIA, Va., July 16 -- United States Patent no. 12,357,402, issued on July 15, was assigned to RIVERFIELD INC. (Tokyo).

"Surgical robot" was invented by Masao Kanazawa (Tokyo), Satoshi Kano (Tokyo) and Nobuaki Yamamoto (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A surgical robot includes an operating section that receives a pressure from a gas, a pressure generating device that generates the pressure, a pressure detector that detects a pressure supplied from the pressure generating device to the operating section, and a control device configured to implement an operation diagnosis device that makes a determination, using the pressure detected by the pressure detector, whether the operating sec...