Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hiroshi Nakai0
Date of Patent
January 24, 2012
0Patent Application Number
130245820
Date Filed
February 10, 2011
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Leads 3 and a metal block 2 are resin molded only in a region surrounded by a base bottom 1d, and the surface of the metal block 2 at the bottom of a cavity 10 is not composed of a resin but a metallic component or a material having high resistance to discoloration and degradation.
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