Inventor
GILBERT LEROY E
US4 patents
Patents
4 patentsUS6456618B2Sep 24, 2002
Method and apparatus for DTMF signaling on compressed voice networks
SIEMENS INF & COMM NETWORKS26 citations91
US6385192B1May 7, 2002
Method and apparatus for DTMF signaling on compressed voice networks
SIEMENS INF & COMM NETWORKS14 citations83
US6005847ADec 21, 1999
Method and apparatus for facilitating communication between multiple platforms via single, multi-channel communication conduit
SIEMENS INF & COMM NETWORKS9 citations72
US6396905B2May 28, 2002
Method and apparatus for routing blocked telephone calls
SIEMENS INF & COMM NETWORKS3 citations60