ALEXANDRIA, Va., May 12 -- United States Patent no. 12,628,569, issued on May 12, was assigned to TDK Corp. (Tokyo).

"Light detection element having first and second ferromagnetic layers sandwiching spacer layer and receiving device" was invented by Tetsuya Shibata (Tokyo), Hideaki Fukuzawa (Tokyo), Tomohito Mizuno (Tokyo), Arata Tsukamoto (Tokyo) and Yuichi Kasatani (Funabashi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A light detection element include: a magnetic element, a capacitor, and a resistor, wherein the magnetic element and the capacitor are connected in series, the resistor is connected to the magnetic element and the capacitor in parallel, the magnetic element includes a first ferroma...