Inventor · disambiguated record
Roy Shanafelter
Also filed as: SHANAFELTER ROY
2 granted patents·1 pending application·12 citations·filing 2005–2018
56Inventor score
Files withENVIRODYNE SYSTEMS INC3
Top patents by PatentIndex Score
3 records- 0182US10443694B2Apparatus for converting rotation motion to linear reciprocating motionENVIRODYNE SYSTEMS INC·Filed 2018·Granted Oct 15, 2019·6 cites·9 claims
- 0281US9770722B1Low headloss feed devices and control methods for tray-type vortex grit removal systemsENVIRODYNE SYSTEMS INC·Filed 2016·Granted Sep 26, 2017·6 cites·19 claims
- 0333US2007056134A1Mechanized rotary brush cleaner for sedimentation tanksENVIRODYNE SYSTEMS INC·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →