ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,155, issued on May 20, was assigned to Sumitomo Electric Industries Ltd. (Osaka, Japan), Cyfuse Biomedical K.K. (Tokyo) and National University Corporation Tokai National Higher Education and Research System (Nagoya, Japan).

"Quality evaluation method" was invented by Asako Motomura (Osaka, Japan), Yoko Sugiyama (Osaka, Japan), Hiroshi Suganuma (Osaka, Japan), Akinori Kimura (Osaka, Japan), Shizuka Akieda (Tokyo), Yudai Miyazaki (Tokyo), Ryuji Kato (Nagoya, Japan), Mayu Shibuta (Nagoya, Japan) and Ryohei Yamamoto (Nagoya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for quality evaluation includes emitting measurement light having a...