Inventor
SWEET NANCY L
US3 patents
Patents
3 patentsUS5712908AJan 27, 1998
Apparatus and method for generating call duration billing records utilizing ISUP messages in the CCS/SS7 telecommunications network
UNISYS CORP257 citations94
US5757895AMay 26, 1998
Extracting and processing data derived from a common channel signalling network
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US5579371ANov 26, 1996
Common channel signaling network applications platform
UNISYS CORP92 citations91