Emitter with filled zeolite emission layer
US6787792B2 · kind B2 · utility
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13References
28Claims
0Family size
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Key dates
| Filing date | Apr 18, 2002 |
| Grant date | Sep 7, 2004 |
| Priority date | — |
| Expiry date | May 8, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/939
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An emitter includes an electron supply layer, a dielectric layer on the electron supply layer defining an emission area, and a filled zeolite emission layer within the defined emission area and in contact with the electron supply layer. The filled zeolite emission layer holds a semiconductor material within the cage of the zeolite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.