ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,419,152, issued on Sept. 16, was assigned to Lumileds Singapore Pte. Ltd. (Singapore).
"Light-emitting diode (LED) device with indentations" was invented by Barbara Roswitha Mulders (Aachen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "Light-emitting diode (LED) devices are described herein. An LED device includes a substrate. The substrate has a top surface and a bottom surface opposite the top surface. The bottom surface has at least one indentation that runs lengthwise across at least a portion of the substrate. The LED device also includes a semiconductor surface mounted device (SMD) over the top surface of the substrate."
The patent was...