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:
Apr. 26, 2011
Filed:
Apr. 15, 2008
Applicants:
Junichiro Shinozaki, Chino, JP;
Takashi Nagate, Shimosuwa-machi, JP;
Seiichi Taniguchi, Asahi-mura, JP;
Inventors:
Junichiro Shinozaki, Chino, JP;
Takashi Nagate, Shimosuwa-machi, JP;
Seiichi Taniguchi, Asahi-mura, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/26 (2006.01); G03B 21/28 (2006.01); G03B 21/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A screen including a first plane and a second plane opposite to the first plane, at least one of which is illuminated with light, includes a reflective portion that reflects the light incident on the first plane, a transmissive portion that transmits the light incident on the second plane toward the first plane, and an optical element that focuses the light incident on the second plane such that the focused light is incident on the transmissive portion.