ALEXANDRIA, Va., June 2 -- United States Patent no. 12,642,426, issued on June 2, was assigned to OLYMPUS Corp. (Tokyo).

"Controller and medical system" was invented by Shu Kambe (Hachioji, Japan), Ryota Yanagawa (Hachioji, Japan), Kosuke Kishi (Hachioji, Japan) and Tatsuya Higuchi (Hachioji, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A controller to which an operation for driving an endoscope is input, includes: a controller body formed in a substantially rod shape extending along vertical direction; a main body provided at upper side of the controller body; a grip provided at lower side of the controller body; and an opening provided on a side surface of the controller body and comprising a part ...