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:
Dec. 06, 2005
Filed:
May. 23, 2002
Applicants:
Yukio Furukawa, Kanagawa, JP;
Hajime Sakata, Kanagawa, JP;
Inventors:
Yukio Furukawa, Kanagawa, JP;
Hajime Sakata, Kanagawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G003/00 ;
U.S. Cl.
CPC ...
Abstract
An image display apparatus includes a light source having a plurality of light emitting devices, and a projection optical system capable of making lights from the light source scan in a main scanning direction and in a subscanning direction to display on a screen an image having a predetermined number of pixels. The scanning lines in the main scanning direction are formed by the lights emitted from each of the light emitting devices and controlled to be superposed one on another on the screen.