BD

Benjamin Duperthal

📍 Vancouver, CA: #199 of 687 inventorsTop 30%
Overall (2017): #480,738 of 506,227Top 95%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9795860 Roller skate blade and sharpening thereof Leonid B. Rubin, Valery M. Nebusov, Vasili Y. Tarasenko, George Rubin 2017-10-24