Inventor · disambiguated record
Noboru Tokuyasu
Also filed as: TOKUYASU NOBORU
92 granted patents·6 pending applications·1,282 citations·filing 1994–2020
99Inventor score
Files withHITACHI LTD50HITACHI AUTOMOTIVE SYSTEMS LTD41HITACHI AUTOMOTIVE SYSTEM LTD1KONO TSUTOMU1MORINO TAKESHI1
Top patents by PatentIndex Score
98 records- 0199US6039026AMethod of controlling internal combustion engineHITACHI LTD·Filed 1998·Granted Mar 21, 2000·149 cites·15 claims
- 0298US7121253B2Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valveHITACHI LTD·Filed 2006·Granted Oct 17, 2006·51 cites·5 claims
- 0397US7715975B2Engine control system and control method thereofHITACHI LTD·Filed 2008·Granted May 11, 2010·52 cites·19 claims
- 0497US7013863B2Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valveHITACHI LTD·Filed 2004·Granted Mar 21, 2006·60 cites·6 claims
- 0597US6722340B1Cylinder injection engine and fuel injection nozzle used for the engineHITACHI LTD·Filed 1999·Granted Apr 20, 2004·91 cites·1 claims
- 0696US6520142B2Engine control system for controlling in-cylinder fuel injection engineHITACHI LTD·Filed 2002·Granted Feb 18, 2003·56 cites·20 claims
- 0795US6499456B1Cylinder injection engine and control apparatus and method thereofHITACHI LTD·Filed 2000·Granted Dec 31, 2002·63 cites·19 claims
- 0894US8640538B2Flow sensor and manufacturing method of the same and flow sensor module and manufacturing method of the sameKONO TSUTOMU·Filed 2011·Granted Feb 4, 2014·15 cites·25 claims
- 0993US7228840B2Spark ignition device and internal combustion engine with the sameHITACHI LTD·Filed 2005·Granted Jun 12, 2007·28 cites·15 claims
- 1093US7155332B2Method for obtaining exhaust gas flow quantity, exhaust gas flow measurement apparatus, and exhaust gas recirculation control systemHITACHI LTD·Filed 2005·Granted Dec 26, 2006·33 cites·19 claims
- 1193US7000380B2Controller of cylinder injection type internal combustion engineHITACHI LTD·Filed 2001·Granted Feb 21, 2006·49 cites·6 claims
- 1293US6991052B2Hybrid carHITACHI LTD·Filed 2002·Granted Jan 31, 2006·42 cites·11 claims
- 1391US7270118B2Control apparatus of engineHITACHI LTD·Filed 2006·Granted Sep 18, 2007·22 cites·18 claims
- 1491US6702053B2Hybrid carHITACHI LTD·Filed 2002·Granted Mar 9, 2004·31 cites·6 claims
- 1590US6574961B2Direct-injection engine with turbocharger and method of controlling the sameHITACHI LTD·Filed 2001·Granted Jun 10, 2003·53 cites·5 claims
- 1690US6155217AControl method of an internal combustion engineHITACHI LTD·Filed 1998·Granted Dec 5, 2000·43 cites·3 claims
- 1788US7565836B2Thermal type flow sensor having a second control circuit to control a second heating resistor above the first heating temperatureHITACHI LTD·Filed 2007·Granted Jul 28, 2009·18 cites·9 claims
- 1887US9658094B2Thermal flow meterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2012·Granted May 23, 2017·5 cites·12 claims
- 1986US7128051B2Internal combustion engine, and control apparatus and method thereofHITACHI LTD·Filed 2004·Granted Oct 31, 2006·18 cites·5 claims
- 2085US6371065B1Control method of an internal combustion engineHITACHI LTD·Filed 2000·Granted Apr 16, 2002·20 cites·2 claims
- 2183US10514287B2Thermal flow meter with an asymmetrical inflow-side of circuit packageHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Dec 24, 2019·2 cites·9 claims
- 2283US10168195B2Thermal flow meter capable of measuring flow rates in forward flow and reverse flow directionsHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Jan 1, 2019·6 cites·20 claims
- 2383US9752908B2Thermal flow meter with an asymmetrical inflow-side of circuit packageHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Sep 5, 2017·5 cites·7 claims
- 2482US7681560B2Exhaust gas recirculation systemHITACHI LTD·Filed 2007·Granted Mar 23, 2010·11 cites·4 claims
- 2582US7066126B2Fuel supply system and method of direct fuel injection engineHITACHI LTD·Filed 2004·Granted Jun 27, 2006·24 cites·7 claims
- 2682US6880518B2Method of controlling direct gasoline injection type internal combustion engine with turbocharger and direct gasoline injection type internal combustion engine with turbochargerHITACHI LTD·Filed 2002·Granted Apr 19, 2005·29 cites·8 claims
- 2782US6427659B2Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valveHITACHI LTD·Filed 2001·Granted Aug 6, 2002·12 cites·1 claims
- 2881US9587970B2Airflow measuring apparatus including a ventilation hole between a connector part and a circuit chamberMORINO TAKESHI·Filed 2011·Granted Mar 7, 2017·6 cites·15 claims
- 2979US9322686B2Flow sensorHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Apr 26, 2016·4 cites·10 claims
- 3078US10345131B2Thermal flow meterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Jul 9, 2019·1 cites·10 claims
- 3178US9222813B2Flow sensor and manufacturing method of the same and flow sensor module and manufacturing method of the sameHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Dec 29, 2015·3 cites·8 claims
- 3278US7258099B2Internal combustion engine control methodHITACHI LTD·Filed 2004·Granted Aug 21, 2007·19 cites·24 claims
- 3376US9791306B2Thermal type flowmeterHITACHI AUTOMOTIVE SYSTEM LTD·Filed 2014·Granted Oct 17, 2017·5 cites·9 claims
- 3476US9523595B2Method of manufacturing thermal flow meterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Dec 20, 2016·4 cites·4 claims
- 3576US7726187B2Thermal type flow meter and engine control system using the sameHITACHI LTD·Filed 2008·Granted Jun 1, 2010·9 cites·9 claims
- 3675US9989390B2Thermal airflow measuring deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Jun 5, 2018·3 cites·10 claims
- 3775US7441617B2Hybrid carHITACHI LTD·Filed 2006·Granted Oct 28, 2008·7 cites·29 claims
- 3875US6550444B2Premixed-compression-ignition internal combustion engine and method of controlling the sameHITACHI LTD·Filed 2001·Granted Apr 22, 2003·14 cites·10 claims
- 3974US6199534B1Control equipment for internal combustion enginesHITACHI LTD·Filed 2000·Granted Mar 13, 2001·17 cites·3 claims
- 4073US10935403B2Thermal flow meter including a cover mounted on a housing and where a bypass passage is formed by the cover and a bypass passage trenchHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2020·Granted Mar 2, 2021·0 cites·13 claims
- 4173US6865880B2Emission control device for cylinder fuel injection engineHITACHI LTD·Filed 2002·Granted Mar 15, 2005·15 cites·3 claims
- 4273US6334427B1Fuel injection method of a direct injection type internal combustion engine, a fuel injector, an internal combustion engine, and a combustion methodHITACHI LTD·Filed 1999·Granted Jan 1, 2002·38 cites·9 claims
- 4371US7677097B2Heating resistor-type gas flowmeterHITACHI LTD·Filed 2008·Granted Mar 16, 2010·7 cites·10 claims
- 4470US9733113B2Thermal flow meter including a protrusion protruding from a circuit package body and a temperature detection element buried in the protrusionHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Aug 15, 2017·2 cites·13 claims
- 4569US10018492B2Thermal flow meter with drainage passage at inlet of bypass passageHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Jul 10, 2018·2 cites·5 claims
- 4669US9658091B2Thermal flow meter with lead having a bent portionHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted May 23, 2017·2 cites·8 claims
- 4768US10655993B2Thermal flow meter including a cover mounted on a housing and where a bypass passage is formed by the cover and a bypass passage trenchHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2019·Granted May 19, 2020·0 cites·7 claims
- 4868US9541437B2Thermal flow meter with a circuit package having an air flow measurement circuit for measuring an air flowHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Jan 10, 2017·2 cites·14 claims
- 4968US6659069B2Method of starting a cylinder injection engineHITACHI LTD·Filed 2001·Granted Dec 9, 2003·18 cites·20 claims
- 5066US9222814B2Flow sensor and manufacturing method of the same and flow sensor module and manufacturing method of the sameHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Dec 29, 2015·1 cites·13 claims
Showing the top 50 of 98 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →