ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,876, issued on Oct. 14, was assigned to KYOCERA Corp. (Kyoto, Japan).

"Magnetic sensor, detection unit, detection system, substrate for magnetic sensor, waveguide body for magnetic sensor, opto-electric hybrid substrate for magnetic sensor, and detection substrate for detection unit" was invented by Yuji Kishida (Tsukuba, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A magnetic sensor includes a diamond substrate and a waveguide body in contact with the diamond substrate. The diamond substrate includes, on a surface not in contact with the waveguide body, a first layer including a diamond crystal on which an NV center is disposed and, on a su...