Organic el display device
US9929378B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 17, 2016 |
| Grant date | Mar 27, 2018 |
| Priority date | — |
| Expiry date | Oct 17, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/8722
Abstract
Provided is a highly reliable organic EL display device. The organic EL display device includes a first insulating layer; and a display portion provided on the first insulating layer, the display portion including a plurality of pixels. The display portion includes a light emitting layer included in organic EL elements included in the plurality of pixels, the light emitting layer being extended in the entirety of, and beyond, the display portion. The organic EL display device further includes a first groove enclosing the display portion as seen in a plan view, the first groove being provided in the first insulating layer at a position below the light emitting layer. A second insulating layer covering the first groove may be provided between the first insulating layer and the light emitting layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.