Contrast enhanced electroluminescent device
US4455506A · kind A · utility
20Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 1981 |
| Grant date | Jun 19, 1984 |
| Priority date | — |
| Expiry date | May 11, 2001 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B33/22
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A contrast enhanced electroluminescent device employs a chromium oxide-chromium cermet as the contrast enhancing material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.