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:
Mar. 30, 2010
Filed:
Jan. 22, 2007
Applicants:
Yutaka Sugawara, Tokyo, JP;
Hiroki Kikuchi, Kanagawa, JP;
Inventors:
Yutaka Sugawara, Tokyo, JP;
Hiroki Kikuchi, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
Light emitted from a light source is modulated and projected on a screen. The screen includes a securing member, a diffuser plate supported by the securing member using a plurality of elastic members, where the elastic members are disposed so that the diffuser plate is resiliently displaced in two directions in the plane of the diffuser plate, and a driving unit that moves the diffuser plate with respect to the securing member in the two directions in the plane of the diffuser plate.