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:
Jun. 04, 2013
Filed:
Nov. 25, 2005
Applicants:
Nobuhiro Fujinawa, Yokohama, JP;
Setsu Mitsuhashi, Tokyo, JP;
Hirotake Nozaki, Port Washington, NY (US);
Akira Ohmura, Tokyo, JP;
Inventors:
Nobuhiro Fujinawa, Yokohama, JP;
Setsu Mitsuhashi, Tokyo, JP;
Hirotake Nozaki, Port Washington, NY (US);
Akira Ohmura, Tokyo, JP;
Assignee:
Nikon Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A projector device includes: an image generation unit that generates an image; an irradiation unit that irradiates light for projecting the image generated by the image generation unit upon a projection surface; and a change unit that changes luminance of the light irradiated from the irradiation unit.