DH

David Hewitt

TD The Upper Deck: 1 patents #23 of 36Top 65%
Overall (All Time): #2,108,902 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7971226 Interactive game system with computer-animated game pieces Toby Alfaro 2011-06-28
4504224 Kiln furniture 1985-03-12