Electron-emitting device and image forming apparatus using same
US5847495A · kind A · utility
57Cited by
5References
48Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 1995 |
| Grant date | Dec 8, 1998 |
| Priority date | — |
| Expiry date | Sep 22, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J2329/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electron-emitting device comprises an electroconductive film including an electron-emitting region disposed between a pair of electrodes arranged on a substrate. The electron-emitting region is formed close to the step portion formed by one of the electrodes and the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.