DH

Douglas L. Hargrove

University of California: 1 patents #8,022 of 18,278Top 45%
📍 Modesto, CA: #174 of 548 inventorsTop 35%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,194,668 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6791337 DC attenuation meter — 2004-09-14
4504781 Voltage wand — 1985-03-12