ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,077, issued on May 27, was assigned to SEIKO EPSON Corp. (Tokyo) and SOPHIA SCHOOL Corp. (Tokyo).
"Light emitting apparatus and projector" was invented by Shunsuke Ishizawa (Tokyo-to, Japan) and Katsumi Kishino (Akiruno, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light emitting apparatus includes a laminated structure provided at a substrate and including a plurality of columnar sections. The plurality of columnar sections each includes a light emitting layer including a plurality of first well layers, a first semiconductor layer provided between the substrate and the light emitting layer and containing Ga and N, an optical confining lay...