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:
Aug. 21, 2007
Filed:
Dec. 30, 2003
Applicants:
Masashi Nakae, Tokyo, JP;
Takeshi Aikiyo, Tokyo, JP;
Toshio Kimura, Tokyo, JP;
Inventors:
Assignee:
The Furukawa Electric Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01S 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor laser module has a semiconductor laser device; a package for housing the semiconductor laser device; a PBC fixed in the package for polarization-synthesizing two laser beams output from the semiconductor laser device; a depolarizing element fixed in the package for depolarizing a synthesizing light output from the PBC; and an optical fiber for receiving a light output from the depolarizing element.