ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,593, issued on March 25, was assigned to CANON K.K. (Tokyo).
"Lens barrel and image pickup apparatus" was invented by Kohei Uemura (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A retractable lens barrel includes a moving unit configured to move a first optical member in an optical system between an imaging position located on an optical axis and a shifted position shifted from the optical axis, a base member movably supporting the moving unit, a cylindrical member, and an operating member configured, when operated, to cause relative movement between the cylindrical member and the base member. The cylindrical member includes a slid...