The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 17, 2002
Filed:
Jul. 20, 1999
Applicant:
Inventors:
Tatsuo Yamaura, Mobara, JP;
Shigeo Itoh, Mobara, JP;
Gentaro Tanaka, Mobara, JP;
Yuji Uchida, Mobara, JP;
Yuuich Kogure, Mobara, JP;
Assignee:
Futaba Corporation, Mobara, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3/700 ;
U.S. Cl.
CPC ...
H05B 3/700 ;
Abstract
A cold cathode electronic device capable of removing pollution of emitter electrodes occurring during manufacturing of the device, to thereby enhance emission characteristics of the emitter electrodes and luminous efficiency of a phosphor layer. The cold cathode electronic device includes hydrogen occlusion metal incorporated in a gate electrode and/or an anode electrode. A field emission luminous device and a cold cathode luminous device each including such a cold cathode electronic device are disclosed.