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:
Sep. 18, 2007
Filed:
Apr. 04, 2005
Toshihiko Takeda, Kanagawa-ken, JP;
Keisuke Yamamoto, Kanagawa-ken, JP;
Tamaki Kobayashi, Kanagawa-ken, JP;
Takuto Moriguchi, Kanagawa-ken, JP;
Toshihiko Takeda, Kanagawa-ken, JP;
Keisuke Yamamoto, Kanagawa-ken, JP;
Tamaki Kobayashi, Kanagawa-ken, JP;
Takuto Moriguchi, Kanagawa-ken, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image display apparatus including a rear plate and a face plate disposed opposite to each other, the rear plate being equipped with a plurality of electron-emitting devices, each provided with a pair of electrodes and an electroconductive film including an electron-emitting region disposed between the electrodes, the face plate being equipped with a phosphor for displaying an image and a film exposed on a surface of the phosphor, the film comprising a metal or a metal compound material. A film comprising the same metal or the same metal compound material as the metal or the metal compound material constituting the film exposed on the surface of the phosphor is formed on each of the electroconductive films of the plurality of electron-emitting devices to have a thickness in a range from 0.2 nm to 4.5 nm.