RP

Ronald Perkowski

📍 Warren, MI: #478 of 910 inventorsTop 55%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #4,097,309 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4291214 Welding apparatus having closely mounted shunts John W. Arthurs 1981-09-22