PR

Paul Ralph

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #3,295,657 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7756879 System and method for estimating user ratings from user behavior and providing recommendations Jeffrey T. Parsons 2010-07-13