RE

Robert D. Ewing

HO Holophane: 1 patents #19 of 38Top 50%
📍 Newark, OH: #255 of 391 inventorsTop 70%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,815,423 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D332503 Luminaire Peter A. Koloski, Robert J. Hayes, Richard J. Malecha, David G. Meredith 1993-01-12