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:
Apr. 12, 2011
Filed:
Jan. 03, 2008
Applicants:
Hiroyuki Fujisawa, Kyoto, JP;
Keisuke Hirayama, Kyoto, JP;
Hiroshi Okamoto, Kyoto, JP;
Junichi Oka, Kyoto, JP;
Inventors:
Hiroyuki Fujisawa, Kyoto, JP;
Keisuke Hirayama, Kyoto, JP;
Hiroshi Okamoto, Kyoto, JP;
Junichi Oka, Kyoto, JP;
Assignee:
Dainippon Screen Mfg. Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/45 (2006.01);
U.S. Cl.
CPC ...
Abstract
A laser light source has a plurality of semiconductor lasers arranged in a direction intersecting a primary scanning direction X. The semiconductor lasers are arranged in such a positional relationship that each semiconductor laser is located upstream, in the primary scanning direction X, of a different semiconductor laser located adjacent thereto and downstream thereof in a direction in which air is blown from an air blowoff pipe.