Inventor · disambiguated record
Robert Douglas Jefford
Also filed as: JEFFORD ROBERT D · JEFFORD ROBERT DOUGLAS
7 granted patents·2 pending applications·28 citations·filing 2007–2015
79Inventor score
Files withContinental automotive systems inc5CONTINENTAL AUTOMOTIVE CANADA1CONTINENTAL AUTOMOTIVE SYSTEMS1SIEMENS VDO AUTOMOTIVE CANADA1SMITH KRISTOPHER1
Top patents by PatentIndex Score
9 records- 0194US10253900B2Latching valve assembly having position sensingContinental automotive systems inc·Filed 2015·Granted Apr 9, 2019·13 cites·4 claims
- 0293US9890747B2Tank pressure control solenoid with passive tank vacuumContinental automotive systems inc·Filed 2015·Granted Feb 13, 2018·11 cites·12 claims
- 0362US9506428B2Turbo bypass switch valve mounting on air boxContinental automotive systems inc·Filed 2014·Granted Nov 29, 2016·1 cites·16 claims
- 0459US10030780B2Integrated valve assemblyContinental automotive systems inc·Filed 2014·Granted Jul 24, 2018·1 cites·21 claims
- 0552US9726119B2Direct mount canister purge solenoid with additional vacuum portsContinental automotive systems inc·Filed 2014·Granted Aug 8, 2017·0 cites·10 claims
- 0651US9360125B2Turbo purge valve-check valve OBD vacuum reliefCONTINENTAL AUTOMOTIVE SYSTEMS·Filed 2014·Granted Jun 7, 2016·1 cites·41 claims
- 0743US7814893B2Exhaust gas recirculation system module with integral vacuumCONTINENTAL AUTOMOTIVE CANADA·Filed 2007·Granted Oct 19, 2010·1 cites·13 claims
- 0838US2011139132A1Exhaust gas recirculation valve thrust collarSMITH KRISTOPHER·Filed 2009·Application pending·0 cites
- 0932US2008155962A1Pressure or temperature sensor control of a variable position exhaust throttle valveSIEMENS VDO AUTOMOTIVE CANADA·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →