ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,455,019, issued on Oct. 28, was assigned to MITSUBISHI HEAVY INDUSTRIES LTD. (Tokyo).
"Diagnosis apparatus, diagnosis method, and diagnosis program for valve system" was invented by Susumu Sekine (Kanagawa, Japan), Tomoyuki Kojima (Kanagawa, Japan), Hirofumi Ohara (Kanagawa, Japan) and Hiromitsu Mori (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A diagnosis apparatus for a valve system including a control valve, a servo valve for driving the control valve, and at least one servo module for providing a control signal based on an opening degree command value for the control valve to the servo valve is provided with: at least one opening ...