WM

William Todd Marshall

AT AT&T: 1 patents #552 of 1,365Top 45%
Overall (2017): #197,832 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Patent #TitleCo-InventorsDate
9762739 Methods, systems, and products for voice-over internet protocol calls Douglas M. Nortz, Kadangode K. Ramakrishnan, Charles Robert Kalmanek, Jr., Partho Mishra 2017-09-12