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.:

US 7461950 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 09, 2008

Filed:

Oct. 20, 2005
Applicant:

Kazuya Yamanaka, Hachioji, JP;

Inventor:

Kazuya Yamanaka, Hachioji, JP;

Assignee:

Olympus Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A field sequential lighting device for emitting light corresponding to a plurality of colors using a field sequential method includes: a light source; and a light converting section for intensifying the emitted light by sequentially converting the light, emitted from the light source, corresponding to the plurality of colors. By doing this, it is possible to provide a field sequential lighting device using the light emitted from the light source efficiently and having desirable color reproducibility, and an image projecting device having it.


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Yamanaka, Kazuya. (2008). Field sequential lighting device and image projecting device (U.S. Patent No. 7461950). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7461950

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