ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,446,361, issued on Oct. 14, was assigned to NICHIA Corp. (Anan, Japan).
"Light emitting element" was invented by Makoto Abe (Tokushima, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light emitting element includes, successively from a lower side to an upper side, a first light emitting part having a first active layer, a tunnel junction part, and a second light emitting part having a second active layer. The first active layer includes a plurality of first well layers, and a first barrier layer positioned between two adjacent first well layers among the first well layers. The second active layer includes a plurality of second well layers, and a...