ALEXANDRIA, Va., June 9 -- United States Patent no. 12,649,068, issued on June 9, was assigned to KANEKA Corp. (Osaka, Japan).

"Light irradiating medical device" was invented by Hironori Takata (Settsu, Japan) and Akio Fujii (Settsu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A light irradiating medical device comprising: a shaft extending in a longitudinal axis direction thereof and having a lumen extending in the longitudinal axis direction; a first tubular member disposed in the lumen of the shaft and rotatable about a rotation axis parallel to the longitudinal axis direction of the shaft, the first tubular member having a window located in a part of a peripheral wall of a distal portion; and a ...