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:
Jan. 16, 2018
Filed:
Jul. 06, 2016
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Chigusa Takagi, Matsumoto, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01); H04N 9/31 (2006.01); F21V 19/00 (2006.01); G03B 21/16 (2006.01);
U.S. Cl.
CPC ...
G03B 21/16 (2013.01); F21V 19/003 (2013.01); G03B 21/2013 (2013.01); G03B 21/2033 (2013.01); H04N 9/3161 (2013.01); H04N 9/3164 (2013.01); G03B 21/204 (2013.01);
Abstract
A light source device includes: a plurality of light-emitting elements including a first light-emitting element and a second light-emitting element each of which emits light in a first direction; and a base material including a base portion that extends in a second direction inclined with respect to the first direction. The plurality of light-emitting elements are disposed along the second direction on one side of the base portion.