ALEXANDRIA, Va., July 30 -- United States Patent no. 12,372,210, issued on July 29, was assigned to Bridgelux Inc. (Fremont, Calif.).
"Full spectrum white light emitting devices" was invented by Xianglong Yuan (Manteca, Calif.) and Yi-Qun Li (Danville, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A full spectrum light emitting device includes photoluminescence materials which generate light with a peak emission wavelength in a range 490 nm to 680 nm (green to red) and a broadband solid-state excitation source operable to generate broadband blue excitation light with a dominant wavelength in a range from 420 nm to 470 nm, where the broadband blue excitation light includes at least two different blue ...