Inventor · disambiguated record
Roger Stephenson
Also filed as: STEPHENSON ROGER · STEPHENSON ROGER B · STEPHENSON ROGER D
2 granted patents·1 pending application·30 citations·filing 1980–2005
61Inventor score
Top patents by PatentIndex Score
3 records- 0156US4326431AVariable-speed transmission device with positive actionSTEPHENSON ROGER·Filed 1980·Granted Apr 27, 1982·16 cites·8 claims
- 0244US4255934AClosed loop power systemBENDER JOHN T JR·Filed 1980·Granted Mar 17, 1981·14 cites·6 claims
- 0341US2006168931A1Driveline arrangement rotary side-pull mower-conditionerDEERE & CO·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →