PR

Proserfina C. Rey

SI Smith International: 2 patents #259 of 708Top 40%
📍 Laguna Beach, CA: #336 of 695 inventorsTop 50%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,267,178 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5593474 Composite cemented carbide Madapusi K. Keshavan 1997-01-14
5051112 Hard facing Madapusi K. Keshavan 1991-09-24