Inventor
KARAU JOHN
US3 patents
Patents
3 patentsUS6473503B1Oct 29, 2002
System, method and computer program product for achieving local number portability network management support
WORLDCOM INC77 citations92
US6438219B1Aug 20, 2002
System, method and computer program product for achieving local number portability costing support
WORLDCOM INC46 citations89
US6473502B1Oct 29, 2002
System, method and computer program product for achieving local number portability costing and network management support
WORLDCOM INC20 citations80