Inventor
WESTRICH ROBERT S
US30 patents
⚠️ This page may combine multiple inventors who share the name “WESTRICH ROBERT S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T CORP
27 patentsUS6049602AApr 11, 2000
Virtual call center
AT & T CORP365 citations99
US5978837ANov 2, 1999
Intelligent pager for remotely managing E-Mail messages
AT & T CORP330 citations99
US5907547AMay 25, 1999
System and method for establishing internet communications links
AT & T CORP377 citations99
US5905777AMay 18, 1999
E-mail paging system
AT & T CORP325 citations99
US5844969ADec 1, 1998
Communication system, method and device for remotely re-transmitting received electronic mail directed to a destination terminal to a new destination terminal
AT & T CORP222 citations99
US6650747B1Nov 18, 2003
Control of merchant application by system monitor in virtual contact center
AT & T CORP160 citations98
US5914472AJun 22, 1999
Credit card spending authorization control system
AT & T CORP1,022 citations98
US6542475B1Apr 1, 2003
Method and system for providing enhanced call service features at remote locations
AT & T CORP139 citations97
US6823197B1Nov 23, 2004
Method and system for providing mobility to enhanced call service features at remote locations
AT & T CORP51 citations96
US6804345B1Oct 12, 2004
Virtual contact center with flexible staffing control
AT & T CORP55 citations96
US6763102B1Jul 13, 2004
Method for handling incoming calls directed to a virtual communication service subscriber via a guest PBX
AT & T CORP44 citations96
US6574480B1Jun 3, 2003
Method and apparatus for providing intelligent emergency paging
AT & T CORP67 citations96
US6516060B1Feb 4, 2003
Advanced call sequencing service
AT & T CORP70 citations96
US6330322B1Dec 11, 2001
Method and apparatus for updating revertive telephone numbers
AT & T CORP53 citations96
US6381317B1Apr 30, 2002
Subscriber-initiated automated third party billing feature
AT & T CORP49 citations95
US6226366B1May 1, 2001
Subscriber-initiated automated third party billing feature
AT & T CORP46 citations95
US6870835B1Mar 22, 2005
Method for handling incominc calls directed to a virtual communication service subscriber via a shared line system
AT & T CORP56 citations94
US6377680B1Apr 23, 2002
Method and apparatus for noise cancellation
AT & T CORP24 citations93
US6373926B1Apr 16, 2002
Centralized message service apparatus and method
AT & T CORP45 citations93
US7174189B1Feb 6, 2007
Method and system for providing mobility to enhanced call service features at remote locations
AT & T CORP22 citations92
US6967947B1Nov 22, 2005
Method and system for providing controllable enhanced call service features at mobile locations
AT & T CORP43 citations92
US6654459B1Nov 25, 2003
Enhanced agent authentication in virtual contact center
AT & T CORP39 citations92
US6801780B1Oct 5, 2004
Method and apparatus for providing intelligent emergency paging
AT & T CORP11 citations74
US6349209B1Feb 19, 2002
Method for simplified telephone dialing
AT & T CORP7 citations74
US6026306AFeb 15, 2000
Location sensitive mobility telecommunications method
AT & T CORP12 citations74
US7613288B1Nov 3, 2009
Method for handling incoming calls directed to a virtual communication service subscriber via a guest PBX
AT & T CORP3 citations63
US7336656B1Feb 26, 2008
Method for handling incoming calls directed to a virtual communication service subscriber via a shared line system
AT & T CORP0 citations50
AT & T IP II LP
2 patentsUS7996036B1Aug 9, 2011
Method and system for providing mobility to enhanced call service features at remote locations
AT & T IP II LP20 citations92
US7961865B1Jun 14, 2011
Method for handling incoming calls directed to a virtual communication service subscriber via a guest PBX
AT & T IP II LP1 citations63