DM

David Frederick McGuigan

LC Level 3 Communications: 4 patents #197 of 630Top 35%
AT AT&T: 3 patents #5,550 of 18,772Top 30%
BT Bbn Technologies: 1 patents #47 of 126Top 40%
VE Verizon: 1 patents #3,381 of 6,226Top 55%
Overall (All Time): #737,386 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8948190 Alternate routing of voice communication in a packet-based network Harry Edward Mussman, John Joseph McCabe, Robert Israel, Eric R. Sporel 2015-02-03
7720084 Alternate routing of voice communication in a packet-based network Harry Edward Mussman, John Joseph McCabe, Robert Israel, Eric R. Sporel 2010-05-18
7346043 Allocation of channel capacity in multiservice networks Robert Olshansky, James O'Brien, Robert Israel, Harry Edward Mussman 2008-03-18
7339934 Alternate routing of voice communication in a packet-based network Harry Edward Mussman, John Joseph McCabe, Robert Israel, Eric R. Sporel 2008-03-04
5392344 Communications network class-of-service routing Gerald Richard Ash, Jin-Shi Chen, Alan E. Frey 1995-02-21
5226075 Method of and apparatus for numbering and routing calls through a communication network Michael W. Funk, Sue A. Lawson 1993-07-06
5185785 Method and apparatus for recording and rating telecommunication transactions made over a communication network Michael W. Funk, Sue A. Lawson 1993-02-09