Inventor · disambiguated record
Junji Umemura
Also filed as: UMEMURA JUNJI
7 granted patents·4 pending applications·4 citations·filing 2013–2017
71Inventor score
Files withMAZDA MOTOR11
Top patents by PatentIndex Score
11 records- 0172US9388770B2Exhaust gas recirculation system for engineMAZDA MOTOR·Filed 2013·Granted Jul 12, 2016·3 cites·9 claims
- 0259US10180103B2Engine superchargerMAZDA MOTOR·Filed 2017·Granted Jan 15, 2019·1 cites·6 claims
- 0347US9416725B2Turbocharging device of engine for vehicleMAZDA MOTOR·Filed 2014·Granted Aug 16, 2016·0 cites·9 claims
- 0443US10196969B2Exhaust device for engineMAZDA MOTOR·Filed 2016·Granted Feb 5, 2019·0 cites·15 claims
- 0538US10584655B2Engine exhaust deviceMAZDA MOTOR·Filed 2017·Granted Mar 10, 2020·0 cites·3 claims
- 0638US10408120B2Opening/closing valve structureMAZDA MOTOR·Filed 2015·Granted Sep 10, 2019·0 cites·8 claims
- 0735US10260404B2Engine superchargerMAZDA MOTOR·Filed 2017·Granted Apr 16, 2019·0 cites·17 claims
- 0832US2016186704A1Exhaust gas recirculation system for engineMAZDA MOTOR·Filed 2015·Application pending·0 cites
- 0931US2017260912A1Exhaust system of engineMAZDA MOTOR·Filed 2017·Application pending·0 cites
- 1028US2019003400A1Negative pressure type actuator and engine gas-exhaustion device provided with negative pressure type actuatorMAZDA MOTOR·Filed 2016·Application pending·0 cites
- 1128US2020116087A1Valve mechanism and engine gas-exhaustion device provided with valve mechanismMAZDA MOTOR·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →