DH

David Duane Hall

YH Yahoo Holdings: 3 patents #543 of 2,500Top 25%
📍 New York, NY: #5,981 of 20,192 inventorsTop 30%
🗺 New York: #38,318 of 115,490 inventorsTop 35%
Overall (All Time): #1,545,822 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8538921 File caching John Thrall 2013-09-17
8041723 Systems and methods for identifying premium content items in a result set Ramesh Sarukkai, Wei Dai, Ulf Sigurd Carlin 2011-10-18
7877395 Systems and methods for identifying premium content items in a result set Ramesh Sarukkai, Wei Dai, Ulf Sigurd Carlin 2011-01-25