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. 04, 2006
Filed:
Dec. 08, 2003
Tomoaki Miyashita, Shimosuwa-machi, JP;
Hiroyuki Kojima, Suwa, JP;
Hiromi Saitoh, Chino, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
Provided is an electro-optical device encased in a mounting case including an electro-optical device having a substrate in which projection light from a light source is incident on an image display region, and a mounting case including a plate disposed to face one surface of the electro-optical device and a cover to cover the electro-optical device, a portion of the cover abutting against the plate, and the mounting case accommodating the electro-optical device by holding at least a portion of the peripheral region positioned at the periphery of the image display region of the electro-optical device with at least one of the plate and the cover. Also, the plate has a coefficient of linear expansion within a predetermined range on the basis of the coefficient of linear expansion of the substrate.