DZ

David Zahn

Alcatel Lucent: 2 patents #1,993 of 4,169Top 50%
AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #1,551,592 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8160220 Request to block use of remotely selected ring tone Gerald Pfleging, George Wilkin 2012-04-17
7792264 Ring tone selected by calling party of third party played to called party Gerald Pfleging, George Wilkin 2010-09-07
7388490 Methods and systems for locating VOIP terminals for improved 911 service Gregory A. Freitag, Gerald Pfleging, George Wilkin 2008-06-17