Patent · US Revoked

Electron emission device, light emission apparatus including the same, and method of manufacturing the electron emission device

US7804235B2 · kind B2 · utility

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1References
16Claims
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Key dates

Filing dateJun 25, 2008
Grant dateSep 28, 2010
Priority date
Expiry dateJan 7, 2029

Classification

  • Technology area (CPC —)General

Abstract

Electron emission devices include first electrodes on a substrate extending in a first direction and spaced apart from each other. Second electrodes are on the substrate alternating between the first electrodes and extending in a second direction opposing the first direction. First electron emitters and second electron emitters are on side surfaces of the first electrodes and the second electrodes, respectively. Gaps are formed between the first electron emitters and second electron emitters.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.