US Patent 11152552 Light emitting device
Patent 11152552 was granted and assigned to Nichia on October, 2021 by the United States Patent and Trademark Office.
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A light emitting device includes a substrate, a light emitting element, and a frame. The substrate has a base and a wiring component. The frame surrounds the light emitting element on the substrate and has an inner edge and an outer edge. The wiring component has a first wiring layer constituting at least a part of an outermost surface of the wiring component inside of the outer edge of the frame, and connected to the light emitting element, and a second wiring layer constituting at least a part of the outermost surface of the wiring component outside of the inner edge of the frame, and made from a different material from the first wiring layer. A boundary between the first wiring layer and the second wiring layer on the outermost surface of the wiring component is disposed inside the outer edge of the frame.
US Patent 11152552 Light emitting device
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