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Douglas F. Keislar

AM Amazon: 1 patents #132 of 388Top 35%
📍 Berkeley, CA: #104 of 359 inventorsTop 30%
🗺 California: #14,783 of 41,698 inventorsTop 40%
Overall (2011): #313,809 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8086445 Method and apparatus for creating a unique audio signature Erling Wold, Thomas Blum, James A. Wheaton 2011-12-27