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:
Oct. 05, 2010
Filed:
Apr. 21, 2008
Applicants:
Kazuo Kuroda, Kamakura, JP;
Yasushi Shimizu, Fujisawa, JP;
Noriaki Oguri, Zama, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 19/42 (2006.01); H01J 63/04 (2006.01); H01J 9/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A spacer for an image display apparatus includes a base material and a film configuration in which a first film having a structure that silver particles are dispersed in aluminum oxynitride and a second film containing tungsten, germanium and nitrogen are layered on the base material in this order.