Inventor
NANCE BRUCE A
US13 patents
⚠️ This page may combine multiple inventors who share the name “NANCE BRUCE A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SBC TECHN RES INC
8 patentsUS6205214B1Mar 20, 2001
Local routing system and method
SBC TECHN RES INC84 citations98
US6795539B2Sep 21, 2004
Local routing system and method
SBC TECHN RES INC39 citations96
US6442267B2Aug 27, 2002
Local routing system and method
SBC TECHN RES INC30 citations96
US6526136B2Feb 25, 2003
System and computer program for routing a dedicated number through alternate telephone carriers
SBC TECHN RES INC39 citations95
US6108408AAug 22, 2000
Apparatus and method for routing a dedicated number through alternate telephone carriers
SBC TECHN RES INC70 citations94
US6618472B2Sep 9, 2003
Local routing system and method
SBC TECHN RES INC6 citations73
US6292552B1Sep 18, 2001
Apparatus and method for routing a dedicated number through alternate telephone carriers
SBC TECHN RES INC8 citations72
US7065193B2Jun 20, 2006
Local routing system and method
SBC TECHN RES INC1 citations62