Inventor · disambiguated record
Toshifumi Hayami
Also filed as: HAYAMI TOSHIFUMI
9 granted patents·4 pending applications·162 citations·filing 1993–2016
86Inventor score
Top patents by PatentIndex Score
13 records- 0195US5273020AFuel vapor purging control system for automotive vehicleNIPPON DENSO CO·Filed 1993·Granted Dec 28, 1993·113 cites·12 claims
- 0280US7207297B2Internal combustion engine cooling systemDENSO CORP·Filed 2006·Granted Apr 24, 2007·12 cites·12 claims
- 0368US10309294B2EngineMAZDA MOTOR·Filed 2016·Granted Jun 4, 2019·1 cites·2 claims
- 0465US5320077AFuel control system for internal combustion engineNIPPON DENSO CO·Filed 1993·Granted Jun 14, 1994·20 cites·15 claims
- 0556US9818241B2Malfunction diagnosing apparatus for vehicleMURAKAMI YOSHIFUMI·Filed 2011·Granted Nov 14, 2017·2 cites·6 claims
- 0643US5289809AInternal combustion engine control apparatusNIPPON DENSO CO·Filed 1993·Granted Mar 1, 1994·9 cites·9 claims
- 0740US2008135002A1Controller for internal combustion engine and method for variable valve timing control for the sameDENSO CORP·Filed 2007·Application pending·0 cites
- 0839US10280831B2EngineMAZDA MOTOR·Filed 2016·Granted May 7, 2019·0 cites·2 claims
- 0938US2007251477A1Diagnosis system for vane-type variable valve timing controllerDENSO CORP·Filed 2007·Application pending·0 cites
- 1037US2007283925A1Controller for vane-type variable valve timing adjusting mechanismDENSO CORP·Filed 2007·Application pending·0 cites
- 1137US2010036566A1Torque controller for on-vehicle power generatorDENSO CORP·Filed 2009·Application pending·0 cites
- 1232US5629473AOxygen concentration detection deviceNIPPON DENSO CO·Filed 1995·Granted May 13, 1997·5 cites·11 claims
- 1330US10113500B2Fuel-pressure controller for direct injection engineHAYAMI TOSHIFUMI·Filed 2010·Granted Oct 30, 2018·0 cites·2 claims
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