HH

Harold L. Hill

📍 Columbus, OH: #2,196 of 3,880 inventorsTop 60%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #4,072,238 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4337726 Animal activity monitor and behavior processor Jan Czekajewski, Kenneth J. Kober 1982-07-06