Light emitting device
US12219871B2 · kind B2 · utility
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1References
12Claims
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Assignee
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Key dates
| Filing date | Aug 2, 2021 |
| Grant date | Feb 4, 2025 |
| Priority date | — |
| Expiry date | Oct 31, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/40
Abstract
Provided is a light emitting device including a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes at least one polycyclic compound represented by Formula 1 below, and may thus exhibit long life characteristics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.