JC

James H. Countryman

📍 West Carrollton, OH: #39 of 70 inventorsTop 60%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,963,666 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4787444 Heating and cooling system — 1988-11-29