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. 23, 2000
Filed:
Aug. 14, 1996
Applicant:
Inventors:
Ikuo Ohnishi, Kurashiki, JP;
Katsuya Fujisawa, Kurashiki, JP;
Rikuji Watanabe, Kurashiki, JP;
Katsuhiko Hayashi, Kurashiki, JP;
Assignee:
Kuraray Co., Ltd., Kurashiki, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02F / ; G02B / ;
U.S. Cl.
CPC ...
349112 ; 349122 ; 359507 ; 359599 ;
Abstract
An image display apparatus including an image display device in which pixels are arranged in a dot-like form and a diffraction grating having a lattice face with a water contact angle of 70.degree. or more. The diffraction grating is arranged on a display optical path of the image display device such that the lattice face of the diffraction grating faces toward a side of a viewer and a viewing angle of the image display device is enlarged by the diffraction grating.