Organic EL element
US5882761A · kind A · utility
384Cited by
2References
15Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 19, 1996 |
| Grant date | Mar 16, 1999 |
| Priority date | — |
| Expiry date | Nov 19, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/239
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An organic electro-luminescent element is provided with a drying substance contained in an airtight container and spaced from the element in an internal space of the airtight container for absorbing moisture in the internal space. The drying substance comprises a solid compound which chemically absorbs the moisture and maintains its solid state even after absorbing the moisture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.