Inventor · disambiguated record
Kenya Maruyama
Also filed as: MARUYAMA KENYA
8 granted patents·3 pending applications·59 citations·filing 1996–2017
84Inventor score
Top patents by PatentIndex Score
11 records- 0190US8521405B2Air-fuel ratio diagnostic device for internal combustion engineMARUYAMA KENYA·Filed 2011·Granted Aug 27, 2013·15 cites·15 claims
- 0285US7207315B2Device and method for controlling internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Apr 24, 2007·17 cites·10 claims
- 0383US8306721B2Internal combustion engine system, method of controlling internal combustion engine system, and vehicleMARUYAMA KENYA·Filed 2010·Granted Nov 6, 2012·8 cites·12 claims
- 0479US10364767B2Hybrid vehicleTOYOTA MOTOR CO LTD·Filed 2017·Granted Jul 30, 2019·2 cites·4 claims
- 0564US8939135B2Internal combustion engine system, method of determining occurrence of air-fuel ratio imbalance therein, and vehicleMARUYAMA KENYA·Filed 2011·Granted Jan 27, 2015·2 cites·18 claims
- 0657US8635993B2Air-fuel ratio control device of internal combustion engineGENKO TAKESHI·Filed 2012·Granted Jan 28, 2014·1 cites·12 claims
- 0745US5701867AApparatus for controlling the speed of an engineTOYOTA MOTOR CO LTD·Filed 1996·Granted Dec 30, 1997·14 cites·27 claims
- 0843US9297339B2Control device for internal combustion engineANZAWA TAKUMI·Filed 2010·Granted Mar 29, 2016·0 cites·6 claims
- 0941US2013160750A1Abnormality determination system for internal combustion engine, and abnormality determining method for internal combustion engineMARUYAMA KENYA·Filed 2012·Application pending·0 cites
- 1039US2013284127A1Engine cooling deviceGOTO TSUGUMASA·Filed 2011·Application pending·0 cites
- 1136US2016160775A1AutomobileTOYOTA MOTOR CO LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →