ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,838, issued on Dec. 2, was assigned to MINEBEA MITSUMI INC. (Nagano, Japan).
"Pump control device and pump control system" was invented by Takahiko Irie (Tokyo), Shigenori Inamoto (Tokyo), Yuki Takahashi (Tokyo), Chikara Sekiguchi (Tokyo) and Yuta Yoshii (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pump control device controls a pump including a vibration actuator for vibrating a vibrating body due to electromagnetic drive caused by electrical current supply to coils, a sealed chamber which includes a movable wall which can be displaced by vibration of the vibrating body so that fluid can be suctioned into an inside of the sealed chamber o...