ALEXANDRIA, Va., June 12 -- United States Patent no. 12,301,138, issued on May 13, was assigned to MOEEMOTION INC. (Gyeongsangbuk-do, South Korea).
"Piezoelectric motors with nanometer-level resolution" was invented by Jee-hoon Kim (Gyeongsangbuk-do, South Korea) and Jin-young Youn (Gyeongsangnam-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a piezoelectric motor that can be moved with very fine resolution at the nanometer level by means of a piezoelectric element (piezo actuator) that increases in length when a voltage is applied. The piezoelectric motor according to the invention is characterized by comprising a body having an upper surface and a lower surf...