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:
Sep. 14, 2010
Filed:
Feb. 27, 2009
Applicant:
Masahiro Mogi, Kawasaki, JP;
Inventor:
Masahiro Mogi, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical module includes a laser device, a thermal conduction member, a Peltier device disposed between the laser device and the thermal conduction member, a heat radiation part, and a variable thermal-resistance device disposed between the thermal conduction member and the heat radiation part, the variable thermal-resistance device changing a thermal resistance between the thermal conduction member and the heat radiation part according to an ambient temperature.