JD

John Gregory Dzwonczyk

📍 Avon Lake, OH: #172 of 284 inventorsTop 65%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,246,266 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D635639 Liner for inlet of underground storage tanks — 2011-04-05