Inventor · disambiguated record
Ralph W. Hill
Also filed as: HILL RALPH · HILL RALPH W
8 granted patents·1 pending application·102 citations·filing 1974–2020
86Inventor score
Top patents by PatentIndex Score
9 records- 0191US10174948B2Combustion staging systemROLLS ROYCE PLC·Filed 2015·Granted Jan 8, 2019·10 cites·10 claims
- 0280US11313245B2Shaft monitoring systemROLLS ROYCE PLC·Filed 2020·Granted Apr 26, 2022·2 cites·14 claims
- 0380US11230980B2Fault-accommodating flow scheduling valveROLLS ROYCE PLC·Filed 2019·Granted Jan 25, 2022·3 cites·18 claims
- 0479US4054155AHydraulic actuated control valveHILL RALPH W·Filed 1976·Granted Oct 18, 1977·26 cites·5 claims
- 0578US10683811B2Combustion staging systemROLLS ROYCE PLC·Filed 2017·Granted Jun 16, 2020·3 cites·6 claims
- 0674US3990711ARestrained elastomeric seal ring meansHILL RALPH W·Filed 1975·Granted Nov 9, 1976·32 cites·7 claims
- 0767US7819623B2Clearance control apparatusROLLS ROYCE PLC·Filed 2007·Granted Oct 26, 2010·12 cites·30 claims
- 0856US3951170AFluid control valveHILL RALPH W·Filed 1974·Granted Apr 20, 1976·14 cites·3 claims
- 0943US2020240422A1Shaft monitoring systemROLLS ROYCE PLC·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →