RS

Roy Shanafelter

📍 Lewisberry, PA: #18 of 38 inventorsTop 50%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #1,991,013 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10443694 Apparatus for converting rotation motion to linear reciprocating motion Robert E. Sheker, Eric Alan Bushey 2019-10-15
9770722 Low headloss feed devices and control methods for tray-type vortex grit removal systems Robert E. Sheker, Eric Alan Bushey 2017-09-26