ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,538,612, issued on Jan. 27, was assigned to HAMAMATSU PHOTONICS K.K. (Hamamatsu, Japan).
"Light-emitting diode element" was invented by Asuka Mishima (Hamamatsu, Japan) and Daisuke Iida (Hamamatsu, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light-emitting diode element includes a semiconductor substrate having a first surface and a second surface on a side opposite to the first surface, a semiconductor lamination portion formed on the first surface of the semiconductor substrate, a first electrode connected to a part of the semiconductor lamination portion on the semiconductor substrate side, and a second electrode connected to a part of the...