Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
John Caldwell0
Date of Patent
August 11, 2009
0Patent Application Number
115924250
Date Filed
November 3, 2006
0Patent Primary Examiner
Patent abstract
Multi-touchdown, parallel test probe cards having probe elements arranged to provide greater than 99% efficiency during testing of a substrate having a plurality of die thereon, and methods of use.
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