RR

Robert Rotzinger

📍 West Vancouver, CA: #170 of 292 inventorsTop 60%
Overall (All Time): #2,602,388 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11738353 System and method of concentrating niobium ore Keith Merriam 2023-08-29