DP

David Piepenbrink

AT AT&T: 3 patents #213 of 1,365Top 20%
📍 Chicago, IL: #158 of 1,478 inventorsTop 15%
🗺 Illinois: #800 of 8,424 inventorsTop 10%
Overall (2017): #81,470 of 506,227Top 20%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9736537 Content recommendations based on communal preferences Lee M. Chow, James T. Sofos 2017-08-15
9706257 Viewing control management across multiple access points Lee M. Chow, James T. Sofos 2017-07-11
9536233 Purchasing a gift using a service provider network Lee M. Chow, Sudha Gopal, Helen Ly 2017-01-03