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. 03, 1990
Filed:
Feb. 10, 1989
Applicant:
Inventors:
Yutaka Nagai, Itami, JP;
Yutaka Mihashi, Itami, JP;
Kenji Ikeda, Itami, JP;
Yoichiro Ota, Itami, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 49 ; 372 36 ; 357 81 ;
Abstract
A semiconductor laser device for a laser printer in which a reflection film having reflectance in a range of 45 to 65% is provided on a laser output facet for outputting a laser output beam.