ALEXANDRIA, Va., July 16 -- United States Patent no. 12,667,355, issued on June 30, was assigned to LIVSMED INC. (Seongnam-si, South Korea).
"Shaft attachment and detachment apparatus" was invented by Woo Jung Choi (Siheung-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A shaft attachment and detachment apparatus for attaching and detaching a shaft having grooves formed on one end portion to and from a device body includes a sleeve surrounding at least a portion of an outer surface of the shaft and movable in an axial direction of the shaft, a connector base into which one end portion of the shaft is inserted and which is coupled to the device body, and a latch member coupled to the connector...