Inventor · disambiguated record
Ryoichi Oura
Also filed as: OURA RYOICHI
12 granted patents·1 pending application·83 citations·filing 2007–2013
90Inventor score
Top patents by PatentIndex Score
13 records- 0185US9780773B2Load drive control deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Oct 3, 2017·7 cites·14 claims
- 0285US8776763B2Internal combustion engine controllerOMORI CHIKARA·Filed 2010·Granted Jul 15, 2014·13 cites·15 claims
- 0385US8081498B2Internal combustion engine controllerMAYUZUMI TAKUYA·Filed 2009·Granted Dec 20, 2011·18 cites·6 claims
- 0482US7789073B2Fuel injection control apparatusHITACHI LTD·Filed 2008·Granted Sep 7, 2010·11 cites·2 claims
- 0580US7578284B2Internal combustion engine controllerHITACHI LTD·Filed 2007·Granted Aug 25, 2009·11 cites·19 claims
- 0678US7784445B2Control unit for internal combustion engineHITACHI LTD·Filed 2008·Granted Aug 31, 2010·9 cites·7 claims
- 0760US8144447B2Electromagnetic load controllerOURA RYOICHI·Filed 2009·Granted Mar 27, 2012·4 cites·11 claims
- 0859US8436623B2Electromagnetic load circuit failure diagnosis deviceOURA RYOICHI·Filed 2009·Granted May 7, 2013·4 cites·5 claims
- 0958US7987044B2Control device for internal combustion engineHITACHI LTD·Filed 2008·Granted Jul 26, 2011·3 cites·16 claims
- 1053US8045311B2Load driving and diagnosis system and control methodHITACHI LTD·Filed 2008·Granted Oct 25, 2011·2 cites·8 claims
- 1138US8561594B2Internal combustion engine controllerOURA RYOICHI·Filed 2010·Granted Oct 22, 2013·0 cites·11 claims
- 1236US2011049988A1Control System and Semiconductor Device Used ThereinHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2010·Application pending·0 cites
- 1335US8548641B2Load drive circuitNAKATA HISAYOSHI·Filed 2008·Granted Oct 1, 2013·1 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →