PN

Paul C. Ning

GR Groupon: 1 patents #34 of 92Top 40%
Overall (2017): #285,035 of 506,227Top 60%
1
Patents 2017

Issued Patents 2017

Patent #TitleCo-InventorsDate
9824371 Verification of redemption of an electronic offer James F. Kramer 2017-11-21