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:
May. 31, 2011
Filed:
Feb. 17, 2006
Hiroshi Sasaki, Mito, JP;
Kiyomi Nakamura, Hitachi, JP;
Hideto Momose, Hitachiota, JP;
Sadayuki Nishimura, Yokohama, JP;
Koji Hirata, Yokohama, JP;
Kei Adachi, Yokohama, JP;
Hiroshi Sasaki, Mito, JP;
Kiyomi Nakamura, Hitachi, JP;
Hideto Momose, Hitachiota, JP;
Sadayuki Nishimura, Yokohama, JP;
Koji Hirata, Yokohama, JP;
Kei Adachi, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
It is an object to prevent deterioration of reflectance of a reflection layer composed of silver or a silver alloy, resulting from heat-caused migration of silver. The reflector for projection type display apparatuses which display image light beams emitted and reflected by a light source, modulated for light intensity by a display device and magnified by a projection lens, wherein the reflector is provided, on the reflection surface side, with a reflection layer composed at least of silver or a silver alloy, and a layer comprising inorganic particles and a binder composed of a silicon compound; and a light source and image display device which use the reflector.