WK

Walter F. Karolkiewicz

HR Hydrocarbon Research: 1 patents #13 of 35Top 40%
📍 Trenton, NJ: #222 of 408 inventorsTop 55%
🗺 New Jersey: #41,174 of 69,400 inventorsTop 60%
Overall (All Time): #4,065,324 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4315824 Filtration of coal-derived liquids containing particulate solids Pradip Rao 1982-02-16