ALEXANDRIA, Va., July 3 -- United States Patent no. 12,349,511, issued on July 1, was assigned to OSRAM Opto Semiconductors GmbH (Regensburg, Germany).
"Radiation emitting semiconductor chip" was invented by Ivar Tangring (Regensburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A radiation emitting semiconductor chip may be configured to emit electromagnetic radiation from a radiation exit surface during operation. The chip may include a carrier on which a first epitaxial semiconductor layer sequence of a first conductivity type and a second epitaxial semiconductor layer sequence of a second conductivity type different from the first conductivity type are arranged, a first current spreading layer ...