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Kenneth A. Roll

GE: 1 patents #314 of 1,059Top 30%
📍 Kirtland, OH: #2 of 8 inventorsTop 25%
🗺 Ohio: #715 of 3,574 inventorsTop 25%
Overall (1989): #87,876 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4857810 Current interruption operating circuit for a gaseous discharge lamp John M. Davenport, Pieter J. von Herrmann 1989-08-15