RF

Robert Freyvogel

BL Blount: 3 patents #36 of 164Top 25%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,539,198 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8371908 Cutting blade hard-facing method and apparatus — 2013-02-12
7922563 Cutting blade hard-facing method and apparatus — 2011-04-12
7632175 Cutting blade hard-facing method and apparatus — 2009-12-15