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:
Jul. 29, 1997
Filed:
Aug. 20, 1993
Applicant:
Inventors:
Kazushi Yoshida, Tokyo, JP;
Yasuyuki Tejima, Tokyo, JP;
Ryota Ogawa, Tokyo, JP;
Satoru Tachihara, Tokyo, JP;
Assignee:
Asahi Kogaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
353 37 ; 353 34 ;
Abstract
A projector has projecting optical systems. The projecting optical systems have image formers and projecting lenses for projecting the images onto a screen. The optical axes of the projecting lenses are intersected with each other on the side of the screen. The image formers are arranged such that an image surface of each image former is coincident with the screen in accordance with Scheimpflug's rule.