ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,463,560, issued on Nov. 4, was assigned to Canon K.K. (Tokyo).
"Vibration driving device for a strong magnetic-field environment" was invented by Jun Sumioka (Kanagawa, Japan) and Shinji Yamamoto (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vibration driving device includes a vibration actuator including a vibrating body and a contact body, the vibrating body including an elastic body and an electromechanical energy conversion element, the contact body being in contact with the vibrating body and movable relatively to the vibrating body; and a control device including a signal generating circuit and a boosting circuit, the boosting c...