Inventor · disambiguated record
Philip Walker
Also filed as: WALKER PHILIP · WALKER PHILIP BRIAN
5 granted patents·1 pending application·13 citations·filing 2011–2019
71Inventor score
Top patents by PatentIndex Score
6 records- 0181US8810146B1Lighting device with circuit and method for detecting power converter activityMAYS II STEPHEN D·Filed 2011·Granted Aug 19, 2014·8 cites·20 claims
- 0266US9629206B1Reducing output ripple current and protecting inverter switches during non-zero voltage switching for isolated buck convertersMAYS II STEPHEN D·Filed 2012·Granted Apr 18, 2017·2 cites·20 claims
- 0363US8680776B1Lighting device including a fast start circuit for regulating power supply to a PFC controllerMAYS STEVE·Filed 2011·Granted Mar 25, 2014·3 cites·20 claims
- 0454US11268440B2Stabilization bearing system for geared turbofan enginesROLLS ROYCE DEUTSCHLAND LTD & CO KG·Filed 2019·Granted Mar 8, 2022·0 cites·15 claims
- 0547US11306663B2Gas turbine engineROLLS ROYCE DEUTSCHLAND LTD & CO KG·Filed 2019·Granted Apr 19, 2022·0 cites·15 claims
- 0643US2020056507A1Device for coupling an output shaft with an epicyclic gearbox, method for coupling an output shaft with an epicyclic gearbox and a gas turbine engineROLLS ROYCE DEUTSCHLAND LTD & CO KG·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →