Multilayer electrode, light-emitting diode including the same, and display apparatus
US12295201B2 · kind B2 · utility
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28Claims
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Key dates
| Filing date | Jun 13, 2022 |
| Grant date | May 6, 2025 |
| Priority date | — |
| Expiry date | Nov 3, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
Abstract
A display apparatus includes a first electrode on a substrate, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, wherein the second electrode includes a first conductive layer including a first base metal and a first additive metal that is different from the first base metal, a second conductive layer on the first conductive layer and including a single metal material, and a third conductive layer on the second conductive layer and including a second base metal and a second additive metal that is different from the second base metal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.