Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yasuyuki Bessho0
Date of Patent
September 21, 2010
0Patent Application Number
122542040
Date Filed
October 20, 2008
0Patent Primary Examiner
Patent abstract
In a semiconductor laser device, in a case where an emission direction of a laser beam from a semiconductor laser element portion is a front side, a first front end of a first lead is arranged rearward beyond a first rear end of a second heatsink, and a second surface portion of the second heatsink electrically connected to the semiconductor laser element portion is electrically connected to the first front end.
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