LP

Leonard D. Pietrzak

📍 Dingmans Ferry, PA: #11 of 20 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,252,882 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7959494 Sharpening cutting blades having a progressively changing cutting angle — 2011-06-14