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ADVANTIS
US
3 patents
Top patents
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US5452350A
Sep 19, 1995
Subscriber call routing processing system
ADVANTIS
290 citations
92
US5768360A
Jun 16, 1998
Subscriber call routing processing system
ADVANTIS
141 citations
89
US5680448A
Oct 21, 1997
Call routing selection method
ADVANTIS
57 citations
85