ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,449,457, issued on Oct. 21, was assigned to Sumitomo Electric Industries Ltd. (Osaka, Japan).
"Diamond sensor unit" was invented by Yoshiki Nishibayashi (Osaka, Japan), Hiromi Nakanishi (Osaka, Japan), Hiroshige Deguchi (Kyoto, Japan), Tsukasa Hayashi (Kyoto, Japan) and Natsuo Tatsumi (Kyoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A diamond sensor unit includes: a diamond having a color center with electron spin; an excitation light irradiation part that irradiates the diamond with excitation light; a first patch antenna that receives electromagnetic waves; an electromagnetic wave irradiation part that irradiates the diamond with the elect...