Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yasuyuki Bessho0
Masayuki Hata0
Date of Patent
March 2, 2010
0Patent Application Number
113904740
Date Filed
March 28, 2006
0Patent Primary Examiner
Patent abstract
A projection and a raised portion are formed on an upper surface of a blue-violet semiconductor laser device. A projection and a raised portion are formed on a lower surface of a red semiconductor laser device. The height of the projection is smaller than the height of the raised portion, and the height of the projection is smaller than the height of the raised portion. The blue-violet semiconductor laser device and the red semiconductor laser device are joined to each other such that the projections are opposed to each other.
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