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:
Jun. 05, 2012
Filed:
Oct. 21, 2009
Applicants:
Yujiro Nomura, Shiojiri, JP;
Nozomu Inoue, Matsumoto, JP;
Ryuta Koizumi, Shiojiri, JP;
Ken Ikuma, Suwa, JP;
Inventors:
Yujiro Nomura, Shiojiri, JP;
Nozomu Inoue, Matsumoto, JP;
Ryuta Koizumi, Shiojiri, JP;
Ken Ikuma, Suwa, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/44 (2006.01); G02B 26/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A line head includes multiple light emitting element groups each including multiple light emitting elements. In each light emitting element group, the multiple light emitting elements are disposed in a two-dimensional arrangement so that a distance Gx is greater than a distance Gy. The light emitting element groups are arranged so that pitches Px are greater than pitches Py.