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:
Apr. 17, 2007
Filed:
Apr. 26, 2005
Applicants:
Yukihiro Kamide, Kanagawa, JP;
Shinji Kubota, Kanagawa, JP;
Hiroshi Sata, Kanagawa, JP;
Kazuo Kikuchi, Kanagawa, JP;
Inventors:
Yukihiro Kamide, Kanagawa, JP;
Shinji Kubota, Kanagawa, JP;
Hiroshi Sata, Kanagawa, JP;
Kazuo Kikuchi, Kanagawa, JP;
Assignee:
Sony Corporation, , JP;
Primary Examiner:
Int. Cl.
CPC ...
H01J 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cathode panel for a cold cathode field emission display, comprising; (a) a plurality of main wirings, (b) a plurality of branch wirings extending from each main wiring, and (c) cold cathode electron emitting portions connected to the branch wirings, wherein a branch wiring connecting a cold cathode electron emitting portion defective in operation and a main wiring is cut off.