Inventor · disambiguated record
Roy Frank Engelbrecht
Also filed as: ENGELBRECHT ROY F · ENGELBRECHT ROY FRANK
3 granted patents·1 pending application·21 citations·filing 1987–2010
68Inventor score
Top patents by PatentIndex Score
4 records- 0172US8876160B2Vehicle chassis with anti-camberOLSON TERRY KYLE·Filed 2010·Granted Nov 4, 2014·7 cites·5 claims
- 0265US8511741B2Recreational vehicle having chassis with integral capENGELBRECHT ROY FRANK·Filed 2010·Granted Aug 20, 2013·6 cites·20 claims
- 0338US4756552ASteering mechanism for vehicle with multiple steering wheelsELGIN SWEEPER CO·Filed 1987·Granted Jul 12, 1988·8 cites·4 claims
- 0431US2011115245A1Ambulette InsertSPARTAN MOTORS INC·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →