JP

John Poloha

📍 Sharonville, OH: #688 of 1,065 inventorsTop 65%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,925,586 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4821953 Mailbox gravity signalling apparatus — 1989-04-18