SZ

Stephen Zapisek

RR Rai Research: 1 patents #4 of 6Top 70%
📍 Huntington Station, NY: #62 of 174 inventorsTop 40%
🗺 New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,351,841 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4543169 Gold recovery process Vincent F. D'Agostino, Joseph Y. Lee, George Schore 1985-09-24
4500396 Copper recovery process Vincent F. D'Agostino, Joseph Y. Lee, George Schore 1985-02-19