ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,805, issued on Feb. 24, was assigned to Evident Corp. (Nagano, Japan).

"Motorized correction collar system, method of correction collar calibration performed by motorized correction collar system, and computer readable medium" was invented by Noriyuki Suzuki (Nagano, Japan), Takuma Kimura (Nagano, Japan), Takehiko Hayashi (Nagano, Japan) and Keita Kojima (Nagano, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A motorized correction collar system includes: an attachment portion; a control unit that controls transmission of force to a correction collar ring of a first objective lens attached to the attachment portion; and a storage unit that sto...