ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,563,866, issued on Feb. 24, was assigned to PORO TECHNOLOGIES LTD (Cambridge, Great Britain).
"LED and method of manufacture" was invented by Tongtong Zhu (Cambridge, Great Britain), Yingjun Liu (Cambridge, Great Britain) and Muhammad Ali (Cambridge, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light emitting diode (LED) comprises: an n-doped portion; a p-doped portion; and a light emitting region located between the n-doped portion and the p-doped portion. The light emitting region comprises: a light-emitting layer which emits light at a peak wavelength between 400 and 599 nm under electrical bias thereacross; a III-nitride layer loca...