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. 10, 2017
Filed:
Feb. 06, 2015
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Norihiro Masuda, Nagano, JP;
Kazuhito Hori, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 11/00 (2006.01); H01L 27/15 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
B41J 11/002 (2013.01); B41J 11/0015 (2013.01); H01L 27/156 (2013.01); H05B 33/08 (2013.01); H05B 33/0803 (2013.01); H05B 33/0806 (2013.01);
Abstract
An irradiation device includes a first LED row having a plurality of LEDs aligned in one row and electrically connected in series, and a second LED row having a plurality of LEDs aligned in one row and electrically connected in series. The first LED row and the second LED row are aligned adjacent to each other in a direction that crosses an array direction of the LEDs of the first LED row. A direction of current flowing in the first LED row is opposite to a direction of current flowing in the second LED row.