Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 5, 2008
Patent Application Number
11273953
Date Filed
November 15, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
A module substrate includes an insulating substrate, a circuit pattern formed on at least a main surface of the insulating substrate, a protection film formed on the main surface of the insulating substrate including the circuit patter such as to expose a mount region of the circuit pattern, an active element part mounted on the mount region of the circuit pattern, a fluororesin film formed on the protection film at least in a vicinity of the mount region of the active element part, and an underfill filled between the active element part and the mount region of the circuit pattern.
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