RD

Robert J. Hetzel, deceased

📍 Maple Heights, OH: #28 of 60 inventorsTop 50%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,711,246 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5608277 Rotary pulse generator having preset sensor gap John W. Emery 1997-03-04