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William Joseph Sigmund

AT&T

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Publication

Featured researches published by William Joseph Sigmund.

Archive | 2009

Systems and methods for providing enhanced voicemail services

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

Archive | 2008

Systems and methods for consolidating wireline and wireless voicemail boxes

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

Archive | 2008

Voicemail archival and forwarding functionality for communications networks and devices

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

Archive | 2008

Video greetings for voicemail systems

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

Archive | 2008

Enhanced messaging with language translation feature

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

Archive | 2008

Voicemail forwarding functionality for communications networks

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

Archive | 2008

Call handling treatment for voicemail systems

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

Archive | 2008

Systems and methods for updating voicemail with selective establishment of pdp contexts and data sessions

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

Archive | 2008

Systems and methods for providing a password reset feature

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

Archive | 2008

Toggling Voicemail Class of Service

William Joseph Sigmund; Michael Robert Zubas; Brian Keith Rainer

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Brian Keith Rainer

AT

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Michael Robert Zubas

AT

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Arthur Richard Brisebois

AT

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Gholam-Reza Rahsaz

AT

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Mark J. Enzmann

AT

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Venson Shaw

AT

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