Semiconductor device manufacturing: process – Packaging or treatment of packaged semiconductor – Making plural separate devices
Reexamination Certificate
2011-08-16
2011-08-16
Fahmy, Wael M (Department: 2814)
Semiconductor device manufacturing: process
Packaging or treatment of packaged semiconductor
Making plural separate devices
C438S122000, C438S123000, C257S712000, C257SE21502
Reexamination Certificate
active
07998791
ABSTRACT:
Panel level methods and arrangements are described for attaching heat sinks in panel form with dice attached to a leadframe panel. Various methods produce integrated circuit packages each having an exposed heat sink on one outer surface of the package and an exposed die attach pad on a second opposite surface of the package.
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Chong Sek Hoi
Koh Danny Cher Hau
Wong Eugene Kai Poh
Yeong Shee Min
Beyer Law Group LLP
Fahmy Wael M
National Semiconductor Corporation
Salerno Sarah K
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