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.

Date of Patent:
Oct. 06, 2015

Filed:

Mar. 11, 2013
Applicant:

Casio Computer Co., Ltd., Shibuya-ku, Tokyo, JP;

Inventor:

Naotsugu Ogura, Hamura, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/26 (2006.01); F21V 23/02 (2006.01); F21V 13/08 (2006.01); G03B 21/20 (2006.01); G03B 33/08 (2006.01);
U.S. Cl.
CPC ...
F21V 13/08 (2013.01); G03B 21/204 (2013.01); G03B 21/2013 (2013.01); G03B 33/08 (2013.01);
Abstract

A light source device includes a first light source, a fluorescent material, a second light source, and a synthesis member. The synthesis member includes a visible light reflecting film, and a transmitting window which is disposed in the visible light reflecting film to transmit the visible light. The second light source, the fluorescent material and the synthesis member are mutually arranged in such positional relations that the transmitting window is positioned along optical axis of light emitted from the second light source and that generated light emitted from the fluorescent material is reflected in an optical axis direction of the light emitted from the second light source by the visible light reflecting film.


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Ogura, Naotsugu. (2015). Light source device and projector (U.S. Patent No. 9151471). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9151471

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