DF

Douglas R. Frey

AD Analog Devices: 1 patents #37 of 96Top 40%
📍 Bethlehem, PA: #14 of 71 inventorsTop 20%
🗺 Pennsylvania: #989 of 4,367 inventorsTop 25%
Overall (1997): #158,501 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5631968 Signal conditioning circuit for compressing audio signals Patrick Copley 1997-05-20