DW

David Warthen

AJ Ask Jeeves: 1 patents #2 of 13Top 20%
GL Globalstreams: 1 patents #5 of 19Top 30%
Overall (All Time): #2,180,526 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6897984 Method of chromakey recording using luminescent screen — 2005-05-24
6584464 Grammar template query system — 2003-06-24