Inventor · disambiguated record
Hirokazu Shimizu
Also filed as: SHIMIZU HIROKAZU
95 granted patents·11 pending applications·1,105 citations·filing 1980–2023
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD24UNISIA JECS CORP17HITACHI LTD10TOYO AEROSOL IND CO8MITSUBISHI ELECTRIC CORP6
Top patents by PatentIndex Score
106 records- 0192US7324889B2Intake-air quantity control system of engineNISSAN MOTOR·Filed 2007·Granted Jan 29, 2008·30 cites·10 claims
- 0291US9133776B2Control apparatus and control method for internal-combustion engineSHIMIZU HIROKAZU·Filed 2011·Granted Sep 15, 2015·11 cites·9 claims
- 0391US5475670ADeflection plate for optical pick-up deviceMATSUSHITA ELECTRONICS CORP·Filed 1993·Granted Dec 12, 1995·55 cites·6 claims
- 0489US6705257B2Apparatus and method for controlling variable valve in internal combustion engineUNISIA JECS CORP·Filed 2001·Granted Mar 16, 2004·29 cites·13 claims
- 0588US5479426ASemiconductor laser device with integrated reflector on a (511) tilted lattice plane silicon substrateMATSUSHITA ELECTRONICS CORP·Filed 1994·Granted Dec 26, 1995·55 cites·13 claims
- 0685US9253423B2Solid-state image sensing deviceRENESAS ELECTRONICS CORP·Filed 2013·Granted Feb 2, 2016·6 cites·6 claims
- 0784US6999864B2Apparatus and method for estimating residual gas amount of internal combustion engine, and apparatus and method for controlling intake air amount of internal combustion engine using estimated residual gas amountHITACHI LTD·Filed 2003·Granted Feb 14, 2006·28 cites·48 claims
- 0882US10429850B2Automatic parking apparatus, parking guidance apparatus, automatic parking method, and parking guidance methodMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Oct 1, 2019·5 cites·16 claims
- 0982US9499329B2Aerosol container nozzle and aerosol container dispenserTOYO AEROSOL IND CO·Filed 2015·Granted Nov 22, 2016·4 cites·9 claims
- 1082US7208207B2Liner for high pressure gas container and high pressure gas containerTOYOTA MOTOR CO LTD·Filed 2002·Granted Apr 24, 2007·35 cites·4 claims
- 1182US6750158B2Method for producing a semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 15, 2004·26 cites·12 claims
- 1282US6484676B2Apparatus and method for controlling variable valve timing of internal combustion engineUNISIA JECS CORP·Filed 2001·Granted Nov 26, 2002·20 cites·12 claims
- 1382US5386429ALow operating current and low noise semiconductor laser device for optical disk memoriesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jan 31, 1995·42 cites·6 claims
- 1482US4673188ABoot with bracing boss portion for universal jointTOYOTA MOTOR CO LTD·Filed 1986·Granted Jun 16, 1987·30 cites·3 claims
- 1581US8818685B2Rotation detecting device and rotation detecting methodSHIMIZU HIROKAZU·Filed 2010·Granted Aug 26, 2014·4 cites·17 claims
- 1681US8302466B2Apparatus and method for detecting cam phase of engineSHIMIZU HIROKAZU·Filed 2011·Granted Nov 6, 2012·4 cites·19 claims
- 1780US7017551B2Intake control apparatus for internal combustion engine and method thereofHITACHI LTD·Filed 2005·Granted Mar 28, 2006·11 cites·20 claims
- 1880US6932034B2Fail-safe control apparatus for internal combustion engine equipped with variable valve characteristic mechanism and method thereofHITACHI LTD·Filed 2004·Granted Aug 23, 2005·17 cites·19 claims
- 1977US6168015B1CD packageSHIMIZU PRINTING & PACKAGING C·Filed 1999·Granted Jan 2, 2001·34 cites·24 claims
- 2077US5632257ADiagnosis apparatus and method for an exhaust gas recirculation unit of an internal combustion engineUNISIA JECS CORP·Filed 1996·Granted May 27, 1997·33 cites·16 claims
- 2176US9630766B2Dispenser assembly for aerosol containerTOYO AEROSOL IND CO·Filed 2015·Granted Apr 25, 2017·2 cites·4 claims
- 2276US4546478ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Oct 8, 1985·32 cites·5 claims
- 2375US10688986B2Automatic parking control deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jun 23, 2020·3 cites·23 claims
- 2475US9604573B2Transmissive information display apparatus for obstacle detection outside a vehicleMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Mar 28, 2017·5 cites·13 claims
- 2575US5297158ASemiconductor laser device including a gallium-aluminum arsenic compoundMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Mar 22, 1994·41 cites·36 claims
- 2674US9938070B2Nozzle cap for aerosol containerTOYO AEROSOL IND CO·Filed 2015·Granted Apr 10, 2018·2 cites·6 claims
- 2774US7966869B2Apparatus and method for detecting cam phase of engineHITACHI LTD·Filed 2008·Granted Jun 28, 2011·4 cites·17 claims
- 2873US7184282B2Single-phase power conversion device and three-phase power conversion deviceTOKYO ELECTRIC POWER CO·Filed 2006·Granted Feb 27, 2007·12 cites·14 claims
- 2972US6622678B2Apparatus and method for controlling variable valve mechanismUNISIA JECS CORP·Filed 2002·Granted Sep 23, 2003·12 cites·18 claims
- 3071US9315315B2Remainder reducing memberHANAI NOBUYUKI·Filed 2012·Granted Apr 19, 2016·3 cites·15 claims
- 3171US9064293B2Vehicle surroundings monitoring deviceMITSUGI TATSUYA·Filed 2010·Granted Jun 23, 2015·3 cites·16 claims
- 3271US7495936B2Three-phase voltage-fed AC/DC converterORIGIN ELECTRIC·Filed 2007·Granted Feb 24, 2009·11 cites·13 claims
- 3371US6920851B2Variable valve control apparatus for internal combustion engine and method thereofHITACHI LTD·Filed 2003·Granted Jul 26, 2005·16 cites·24 claims
- 3471US4366568ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Dec 28, 1982·17 cites·7 claims
- 3570US6851409B2Apparatus and method for controlling intake air amount of internal combustion engineHITACHI UNISIA AUTOMOTIVE LTD·Filed 2002·Granted Feb 8, 2005·16 cites·52 claims
- 3670US4731792ASemiconductor laser device with decreased light intensity noiseMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Mar 15, 1988·18 cites·7 claims
- 3769US9121361B2Control system of electric actuator and control method thereofSHIMIZU HIROKAZU·Filed 2008·Granted Sep 1, 2015·4 cites·17 claims
- 3869USD731312SFixture for aerosol spray containerTOYO AEROSOL IND CO·Filed 2013·Granted Jun 9, 2015·15 cites·1 claims
- 3969US7349796B2Apparatus and method for judging a piston position in an engineHITACHI LTD·Filed 2006·Granted Mar 25, 2008·6 cites·29 claims
- 4069US6505128B1Apparatus and method for judging cylinders of an engineUNISIA JECS CORP·Filed 2000·Granted Jan 7, 2003·14 cites·14 claims
- 4169US5793785ASemiconductor laser deviceMATSUSHITA ELECTRONICS CORP·Filed 1995·Granted Aug 11, 1998·31 cites·6 claims
- 4268US9047779B2Vehicle rear view monitoring deviceINOUE SATORU·Filed 2010·Granted Jun 2, 2015·4 cites·10 claims
- 4368US6691506B2Device and method for controlling variable valve timing of internal combustion engineUNISIA JECS CORP·Filed 2001·Granted Feb 17, 2004·22 cites·12 claims
- 4468US5740780AControl system for improved cylinder torque balance of engineUNISIA JECS CORP·Filed 1997·Granted Apr 21, 1998·37 cites·12 claims
- 4568US4371967ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Feb 1, 1983·23 cites·6 claims
- 4667US6073606AApparatus for controlling fuel injection for a direct-injection gasoline engine and a method thereofUNISIA JECS CORP·Filed 1998·Granted Jun 13, 2000·23 cites·22 claims
- 4766US7881856B2Apparatus for and method of controlling fuel injection of engineHITACHI LTD·Filed 2009·Granted Feb 1, 2011·5 cites·19 claims
- 4865US7893727B2Semiconductor integrated circuit deviceRENESAS ELECTRONICS CORP·Filed 2009·Granted Feb 22, 2011·6 cites·7 claims
- 4965US5765530AMethod of controlling ignition timing of internal combustion engine and apparatus thereforeUNISIA JECS CORP·Filed 1996·Granted Jun 16, 1998·16 cites·13 claims
- 5064US5970950AControl method and control apparatus of direct injection gasoline engineUNISIA JECS CORP·Filed 1998·Granted Oct 26, 1999·22 cites·16 claims
Showing the top 50 of 106 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →