Electron emission element

Details Electron emission element Electron emission element

1993-01-29

1994-11-01

O'Shea, Sandra L.

Electric lamp and discharge devices

Discharge devices having a multipointed or serrated edge...

313336, 437 83, H01J 706, H01L 2102

Patent

active

053610156

ABSTRACT:
A multi type electron emission element comprises a plurality of electrodes formed on a deposition surface of an insulating material and each having a conical portion of a single crystal, an insulating layer formed on the deposition surface and having openings respectively centered on the conical portions, and a deriving electrodes, part of which is formed near at least the conical portions, the deriving electrode being formed on the insulating layer.

REFERENCES:
patent: 4513308 (1985-04-01), Greene et al.
patent: 4721885 (1988-01-01), Brodie
patent: 4999313 (1991-03-01), Arikawa et al.

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