DH

David Halyk

📍 Delaware, CA: #4 of 11 inventorsTop 40%
Overall (All Time): #3,308,163 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7827063 Point of sale systems and methods Geoffrey Girdler, Graham R Worsfold, Arthur Sullivan 2010-11-02