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:
Feb. 22, 2011
Filed:
Sep. 21, 2005
Nobuhiro Fujinawa, Yokohama, JP;
Hirotake Nozaki, Port Washington, NY (US);
Tetsuya Yamamoto, Hasuda, JP;
Tadashi Ohta, Yokohama, JP;
Nobuhiro Fujinawa, Yokohama, JP;
Hirotake Nozaki, Port Washington, NY (US);
Tetsuya Yamamoto, Hasuda, JP;
Tadashi Ohta, Yokohama, JP;
Nikon Corporation, Tokyo, JP;
Abstract
A projector includes: an image creation unit that projects image information upon a screen, comprising a plurality of picture elements that create an image pattern corresponding to the image information; and an illumination unit in which light emitting members are disposed upon a vertical plane with respect to an optical axis which passes through a center of the image creation unit, at equal distances from the optical axis and moreover in different locations.