AV

Adrian J. De Vries

ZR Zenith Radio: 2 patents #44 of 184Top 25%
📍 Mount Prospect, IL: #176 of 410 inventorsTop 45%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,362,914 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4393358 Surface wave acoustic device with compensation for diffraction effects — 1983-07-12
4392116 Triple transit cancellation — 1983-07-05