ALEXANDRIA, Va., May 19 -- United States Patent no. 12,635,316, issued on May 19, was assigned to SANKEN ELECTRIC Co. LTD. (Niiza, Japan).
"Light emitting device" was invented by Yousuke Umetsu (Niiza, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light emitting device according to one or more embodiment is disclosed, which may include a blue LED, a first phosphor that is excited by light of the blue LED and emits green to yellow light, and a second phosphor that is excited by light of the blue LED and emits light with an emission peak wavelength greater than the emission peak wavelength of the first phosphor but 625 nm or less. In one or more embodiments, an emission intensity of the light emitting...