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:
May. 31, 2016
Filed:
Mar. 13, 2014
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka-shi, Osaka, JP;
Inventor:
Hirokazu Sakaguchi, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/74 (2006.01); G03B 21/20 (2006.01); H04N 9/31 (2006.01);
U.S. Cl.
CPC ...
H04N 5/7458 (2013.01); G03B 21/206 (2013.01); G03B 21/2053 (2013.01); H04N 9/3114 (2013.01); H04N 9/3155 (2013.01); H04N 9/3179 (2013.01);
Abstract
A projectorcomprising a light source (), a reflective light bulb (DMD), a projection optical system, an illumination optical system () that guides light emitted from the light source to the reflective light bulb, a stationary aperture (), and a movable aperture ().