Field emission lighting device

Details Field emission lighting device Field emission lighting device

2007-11-27

2007-11-27

Patel, Vip (Department: 2879)

Electric lamp and discharge devices

Discharge devices having a multipointed or serrated edge...

C313S495000, C313S336000, C313S351000

Reexamination Certificate

active

11193905

ABSTRACT:
A lighting device includes a cathode (11), a cover (12), an insulation layer (13), an emitter base (18), a molybdenum tip (19), a phosphor layer (15), an anode (16), and a silicon oxide layer (17). The cover is formed on the cathode. The insulation layer is formed on the cover. The base is formed on the insulation layer. The molybdenum tip is formed on the base. The phosphor layer is spaced apart from the molybdenum tip. The anode is formed on the phosphor layer. The silicon oxide layer is formed on the anode.

REFERENCES:
patent: 5447763 (1995-09-01), Gehlke
patent: 5565754 (1996-10-01), Pietrzak
patent: 5825122 (1998-10-01), Givargizov et al.
patent: 6781327 (2004-08-01), Ohsawa

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