Electroluminescence device
US10319941B2 · kind B2 · utility
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Key dates
| Filing date | Feb 9, 2016 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Feb 11, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An organic EL display device (electroluminescence device) including a TFT substrate (substrate), an organic EL element (electroluminescence element) disposed on the TFT substrate, a first inorganic film covering the organic EL element, at least one protruding body having a frame shape, the at least one protruding body being configured by an organic film and surrounding the electroluminescence element on the first inorganic film, a second inorganic film covering the first inorganic film and the at least one protruding body, and a leveled film configured by an organic film and provided on the second inorganic film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.