WS

William Joseph Sigmund

AT AT&T: 31 patents #477 of 18,772Top 3%
Microsoft: 1 patents #24,826 of 40,388Top 65%
Overall (All Time): #113,066 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 25 most recent of 32 patents

Patent #TitleCo-InventorsDate
10574826 Visual voicemail method for managing deleted messages Michael Robert Zubas, Brian Keith Rainer 2020-02-25
10027814 Visual voicemail method for managing deleted messages Michael Robert Zubas, Brian Keith Rainer 2018-07-17
RE46952 Systems and methods for consolidating wireline and wireless voicemail boxes Michael Robert Zubas, Brian Keith Rainer 2018-07-10
9544437 Visual voicemail method for managing deleted messages Michael Robert Zubas, Brian Keith Rainer 2017-01-10
9210558 Updating voicemail with selective establishment of PDP contexts and data sessions Michael Robert Zubas, Brian Keith Rainer 2015-12-08
8977241 Voicemail forwarding functionality for communications networks Michael Robert Zubas, Brian Keith Rainer 2015-03-10
8923825 Enhanced messaging with language translation feature Michael Robert Zubas, Brian Keith Rainer 2014-12-30
8917824 Visual voicemail method for managing deleted messages Michael Robert Zubas, Brian Keith Rainer 2014-12-23
8843117 Voicemail archival and forwarding functionality for communications networks and devices Michael Robert Zubas, Brian Keith Rainer 2014-09-23
8831573 Video greetings for voicemail systems Michael Robert Zubas, Brian Keith Rainer 2014-09-09
8798238 Call handling treatment for voicemail systems Michael Robert Zubas, Brian Keith Rainer 2014-08-05
8798241 Secure visual voicemail Michael Robert Zubas, Brian Keith Rainer 2014-08-05
8774773 Systems and methods for selectively allowing communication of a voice-call-availability status for a mobile device Mark J. Enzmann 2014-07-08
8737580 Toggling voicemail class of service Michael Robert Zubas, Brian Keith Rainer 2014-05-27
8688082 Systems and methods for consolidating wireline and wireless voicemail boxes Michael Robert Zubas, Brian Keith Rainer 2014-04-01
8594635 Client management of visual voicemail data communications Venson Shaw, Arthur Richard Brisebois, Gholam-Reza Rahsaz 2013-11-26
8548438 Systems and methods for providing enhanced voicemail services Michael Robert Zubas, Brian Keith Rainer 2013-10-01
8515395 Systems and methods for providing enhanced voicemail services Michael Robert Zubas, Brian Keith Rainer 2013-08-20
8509745 Voicemail archival and forwarding functionality for communications networks and devices Michael Robert Zubas, Brian Keith Rainer 2013-08-13
8503988 Systems and methods for providing a password reset feature Michael Robert Zubas, Brian Keith Rainer 2013-08-06
8489074 Systems and methods for providing enhanced voicemail services Michael Robert Zubas, Brian Keith Rainer 2013-07-16
8478239 Video greetings for voicemail systems Michael Robert Zubas, Brian Keith Rainer 2013-07-02
8442496 Enhanced messaging with language translation feature Michael Robert Zubas, Brian Keith Rainer 2013-05-14
8412162 Systems and methods for providing enhanced voicemail services Michael Robert Zubas, Brian Keith Rainer 2013-04-02
8406744 Client management of visual voicemail data communications Venson Shaw, Arthur Richard Brisebois, Gholam-Reza Rahsaz 2013-03-26