Organic electroluminescent materials and devices
US10818853B2 · kind B2 · utility
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21References
18Claims
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Key dates
| Filing date | Jun 6, 2016 |
| Grant date | Oct 27, 2020 |
| Priority date | — |
| Expiry date | Aug 2, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Organic light emitting devices incorporating a film of metal complex emitters that are oriented with their transition dipole moment vectors oriented parallel to the device substrate enhances the outcoupling and eliminate the need for micro-lens arrays, gratings, or other physical extraneous outcoupling methods.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.