DC

Donnie R. Campbell

NP North American Philips: 1 patents #281 of 645Top 45%
📍 Carpentersville, IL: #93 of 157 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,980,710 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4688741 Whisker disc assembly — 1987-08-25