Active solid-state devices (e.g. – transistors – solid-state diode – Regenerative type switching device – With means to increase breakdown voltage
Reexamination Certificate
2011-03-01
2011-03-01
Ho, Tu-Tu V (Department: 2818)
Active solid-state devices (e.g., transistors, solid-state diode
Regenerative type switching device
With means to increase breakdown voltage
C257S129000, C257S493000, C257SE29222, C438S140000
Reexamination Certificate
active
07897998
ABSTRACT:
A power semiconductor device that includes common conduction regions, charge compensation regions, each adjacent a respective common conduction region, and a stand off region over the common conduction regions and charge compensation regions.
REFERENCES:
patent: 2002/0060330 (2002-05-01), Onishi et al.
patent: 2003/0224588 (2003-12-01), Yamauchi et al.
patent: 2005/0191821 (2005-09-01), Beach et al.
patent: 2006/0067137 (2006-03-01), Udrea et al.
patent: 2009/0057713 (2009-03-01), Hirler
Farjami & Farjami LLP
Ho Tu-Tu V
International Rectifier Corporation
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