Inventor · disambiguated record
Naoyuki Yamagata
Also filed as: YAMAGATA NAOYUKI
21 granted patents·4 pending applications·589 citations·filing 1990–2021
96Inventor score
Top patents by PatentIndex Score
25 records- 0197US5205265AExhaust gas recirculation systemMAZDA MOTOR·Filed 1992·Granted Apr 27, 1993·124 cites·12 claims
- 0296US5203311AExhaust gas recirculation system for an internal combustion engineMAZDA MOTOR·Filed 1991·Granted Apr 20, 1993·121 cites·28 claims
- 0395US7644586B2Control of supercharged engineMAZDA MOTOR·Filed 2007·Granted Jan 12, 2010·38 cites·17 claims
- 0492US8256402B2Exhaust passage structure of multi-cylinder engineYAMAGATA NAOYUKI·Filed 2010·Granted Sep 4, 2012·16 cites·11 claims
- 0591US8141357B2Supercharger for an engineYAMAGATA NAOYUKI·Filed 2008·Granted Mar 27, 2012·30 cites·6 claims
- 0690US7628015B2Control for electrically driven superchargerMAZDA MOTOR·Filed 2006·Granted Dec 8, 2009·29 cites·19 claims
- 0781US11236684B1Two-stroke engine with superchargerMAZDA MOTOR·Filed 2019·Granted Feb 1, 2022·2 cites·4 claims
- 0878US5309886ASupercharged internal combustion engineMAZDA MOTOR·Filed 1992·Granted May 10, 1994·34 cites·35 claims
- 0978US5216989AApparatus for driving various devices by internal combustion engineMAZDA MOTOR·Filed 1991·Granted Jun 8, 1993·32 cites·14 claims
- 1078US5207210ACylinder head structure of an internal combustion engineMAZDA MOTOR·Filed 1992·Granted May 4, 1993·26 cites·5 claims
- 1173US5213071ASupport structure for cam shaftsMAZDA MOTOR·Filed 1992·Granted May 25, 1993·29 cites·4 claims
- 1267US5146897AIntake manifold of intake system for multi-cylinder internal combustion engineMAZDA MOTOR·Filed 1991·Granted Sep 15, 1992·23 cites·12 claims
- 1366US9702296B2Turbocharged engineMAZDA MOTOR·Filed 2013·Granted Jul 11, 2017·2 cites·12 claims
- 1466US5392751AV-type engine with supercharger mountingMAZDA MOTOR·Filed 1993·Granted Feb 28, 1995·24 cites·4 claims
- 1560US8763395B2Engine with superchargerNOU YOSHIHISA·Filed 2010·Granted Jul 1, 2014·2 cites·2 claims
- 1658US5144918AIntake system for engineMAZDA MOTOR·Filed 1991·Granted Sep 8, 1992·17 cites·11 claims
- 1757US5012771AIntake system for multi-cylinder engineMAZDA MOTOR·Filed 1990·Granted May 7, 1991·16 cites·6 claims
- 1856US8671670B2Exhaust system of multi-cylinder engineYAMAGATA NAOYUKI·Filed 2011·Granted Mar 18, 2014·1 cites·13 claims
- 1951US8311724B2Method of controlling engine system and engine systemFUJII MIKIHITO·Filed 2010·Granted Nov 13, 2012·1 cites·20 claims
- 2050US5197427AAccessory drive device for an internal combustion engineMAZDA MOTOR·Filed 1991·Granted Mar 30, 1993·13 cites·21 claims
- 2147US2021310446A1Boosted engineMAZDA MOTOR·Filed 2021·Application pending·0 cites
- 2247US2021262419A1Boosted engineMAZDA MOTOR·Filed 2021·Application pending·0 cites
- 2346US2014251252A1Compression self-ignition engineMAZDA MOTOR·Filed 2014·Application pending·0 cites
- 2442US2007180824A1Control of supercharged engine with variable geometry turbocharger and electric superchargerMAZDA MOTOR·Filed 2007·Application pending·0 cites
- 2539US5342248AAuxiliary equipment drive systemMAZDA MOTOR·Filed 1993·Granted Aug 30, 1994·9 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →