Inventor · disambiguated record
Akira Ohata
Also filed as: OHATA AKIRA
14 granted patents·1 pending application·216 citations·filing 1976–2017
92Inventor score
Top patents by PatentIndex Score
15 records- 0185US7200486B2Apparatus for estimating quantity of intake air for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2002·Granted Apr 3, 2007·39 cites·14 claims
- 0283US4903668AFuel injection system of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1988·Granted Feb 27, 1990·29 cites·9 claims
- 0383US4843553ASpeed control system for a vehicleTOYOTA MOTOR CO LTD·Filed 1988·Granted Jun 27, 1989·39 cites·8 claims
- 0479US5010866ANonlinear feedback control method and apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1989·Granted Apr 30, 1991·24 cites·12 claims
- 0576US4860707ANon-linear feedback controller for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1988·Granted Aug 29, 1989·23 cites·7 claims
- 0672US7032374B2Exhaust purification apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted Apr 25, 2006·19 cites·16 claims
- 0762US6571767B2Flow amount calculation controller and flow amount calculation control methodTOYOTA MOTOR CO LTD·Filed 2001·Granted Jun 3, 2003·11 cites·14 claims
- 0858US4083335AApparatus for controlling the ignition timing of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1976·Granted Apr 11, 1978·8 cites·4 claims
- 0952US6986330B2Internal combustion engine having variable valve actuation device and method of calculating intake amount in the same internal combustion engineTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 17, 2006·7 cites·14 claims
- 1049US5485826AAir-fuel ratio control device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1994·Granted Jan 23, 1996·11 cites·7 claims
- 1147US8996278B2Control device for internal combustion engineNAKADA HAYATO·Filed 2012·Granted Mar 31, 2015·0 cites·6 claims
- 1247US6944508B2Adaptive value generating apparatus, adaptive procedure control program, and adaptive value generating programTOYOTA MOTOR CO LTD·Filed 2003·Granted Sep 13, 2005·2 cites·19 claims
- 1340US4098245AApparatus for controlling the ignition timing of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1976·Granted Jul 4, 1978·4 cites·1 claims
- 1440US2013124158A1Model construction apparatus and model construction methodNAKADA HAYATO·Filed 2011·Application pending·0 cites
- 1539US10338922B2Soft sensor device for acquiring a state variable by calculation using a plurality of processor coresTOYOTA MOTOR CO LTD·Filed 2017·Granted Jul 2, 2019·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →