Inventor · disambiguated record
Noriyuki Iwata
Also filed as: IWATA NORIYUKI
42 granted patents·3 pending applications·973 citations·filing 1989–2012
98Inventor score
Top patents by PatentIndex Score
45 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
- 0395US7425366B2Tape member or sheet member, and method of producing tape member or sheet memberTOSHIBA KK·Filed 2006·Granted Sep 16, 2008·46 cites·7 claims
- 0492US5123385ADual overhead camshaft engine cylinder head structureMAZDA MOTOR·Filed 1991·Granted Jun 23, 1992·58 cites·9 claims
- 0588US5181485AValve driving mechanism for double overhead camshaft engineMAZDA MOTOR·Filed 1991·Granted Jan 26, 1993·57 cites·11 claims
- 0687US6790592B2Phase-change optical information recording mediumRICOH KK·Filed 2001·Granted Sep 14, 2004·23 cites·17 claims
- 0784US7784443B2Spark-ignition gasoline engineMAZDA MOTOR·Filed 2009·Granted Aug 31, 2010·12 cites·21 claims
- 0884US6534227B2Photoreceptor, method of evaluating the photoreceptor, method of producing the photoreceptor, and image formation apparatus using the photoreceptorRICOH KK·Filed 2001·Granted Mar 18, 2003·24 cites·90 claims
- 0983US7484498B2Spark-ignition gasoline engineMAZDA MOTOR·Filed 2007·Granted Feb 3, 2009·15 cites·32 claims
- 1083US7219634B2Spark ignition engine control deviceMAZDA MOTOR·Filed 2003·Granted May 22, 2007·29 cites·77 claims
- 1181US5680254ALens for reading an original imageRICOH KK·Filed 1994·Granted Oct 21, 1997·56 cites·3 claims
- 1279US7507523B2Optical information recording medium, method of manufacturing the optical information recording medium, and method of and apparatus for recording/reproducing optical informationRICOH KK·Filed 2001·Granted Mar 24, 2009·14 cites·33 claims
- 1378US5309886ASupercharged internal combustion engineMAZDA MOTOR·Filed 1992·Granted May 10, 1994·34 cites·35 claims
- 1478US5216989AApparatus for driving various devices by internal combustion engineMAZDA MOTOR·Filed 1991·Granted Jun 8, 1993·32 cites·14 claims
- 1578US5207210ACylinder head structure of an internal combustion engineMAZDA MOTOR·Filed 1992·Granted May 4, 1993·26 cites·5 claims
- 1678US5115788ASupercharging apparatus for internal combustion engineMAZDA MOTOR·Filed 1990·Granted May 26, 1992·35 cites·17 claims
- 1777US6884487B2Optical recording medium, recording material, method of producing optical recording medium, and optical recording, reading and rewriting methodRICOH KK·Filed 2003·Granted Apr 26, 2005·8 cites·49 claims
- 1875US7294788B2Coil for electric rotating machine, and mica tape and mica sheet used for the coil insulationTOSHIBA KK·Filed 2003·Granted Nov 13, 2007·18 cites·10 claims
- 1974US6649313B2Photoreceptor, method of evaluating a photoreceptor, and method of producing the photoreceptorRICOH KK·Filed 2002·Granted Nov 18, 2003·13 cites·15 claims
- 2073US5213071ASupport structure for cam shaftsMAZDA MOTOR·Filed 1992·Granted May 25, 1993·29 cites·4 claims
- 2173US5031586AMulti-valve engineMAZDA MOTOR·Filed 1990·Granted Jul 16, 1991·29 cites·20 claims
- 2272US6017627AHigh voltage electric applianceTOSHIBA KK·Filed 1997·Granted Jan 25, 2000·34 cites·6 claims
- 2369US7524557B2Highly heat conductive insulating member, method of manufacturing the same and electromagnetic deviceTOSHIBA KK·Filed 2005·Granted Apr 28, 2009·5 cites·7 claims
- 2465US8147942B2Worm optical recording mediumSASA NOBORU·Filed 2008·Granted Apr 3, 2012·1 cites·17 claims
- 2563US7498517B2MICA tape, electrical rotating machine coil, and electrical rotating machine comprising the electrical rotating machine coilTOSHIBA KK·Filed 2007·Granted Mar 3, 2009·3 cites·14 claims
- 2661US4993370AValve driving mechanism for internal combustion engineMAZDA MOTOR·Filed 1989·Granted Feb 19, 1991·18 cites·19 claims
- 2760US7507911B2Coil for electric rotating machine, and mica tape and mica sheet used for the coil insulationTOSHIBA KK·Filed 2007·Granted Mar 24, 2009·2 cites·13 claims
- 2859US7364781B2Optical recording medium, recording material, method of producing optical recording medium and optical recording, reading and rewriting methodRICOH KK·Filed 2006·Granted Apr 29, 2008·0 cites·7 claims
- 2957US6580192B2Stator coil support device for electric rotating machineryTOSHIBA KK·Filed 2001·Granted Jun 17, 2003·9 cites·15 claims
- 3055US5448400AZoom finder of real image type and real image type zoom finder capable of making magnification transitionRICOH KK·Filed 1993·Granted Sep 5, 1995·19 cites·24 claims
- 3152US9738945B2Process for producing forged productYOSHIDA JUN·Filed 2012·Granted Aug 22, 2017·0 cites·10 claims
- 3251US5351663AV-type engineMAZDA MOTOR·Filed 1993·Granted Oct 4, 1994·17 cites·17 claims
- 3348US8139468B2Optical recording medium and recording and reproducing method using the sameMIURA HIROSHI·Filed 2006·Granted Mar 20, 2012·0 cites·10 claims
- 3448US2005058055A1Optical recording medium, recording material, method of producing optical recording medium, and optical recording, reading and rewriting methodFiled 2004·Application pending·0 cites
- 3546US6923156B2Air intake system for multi-cylinder engineMAZDA MOTOR·Filed 2003·Granted Aug 2, 2005·5 cites·3 claims
- 3646US2009197102A1Highly heat conductive insulating member, method of manufacturing the same and electromagnetic deviceOKAMOTO TETSUSHI·Filed 2009·Application pending·0 cites
- 3745US6153301AMica tape and insulated coil using the sameNIPPON RIKE KOGYOSHO CO LTD·Filed 1997·Granted Nov 28, 2000·16 cites·2 claims
- 3844US5642230AZoom finderRICOH KK·Filed 1993·Granted Jun 24, 1997·12 cites·11 claims
- 3944US5220853ACam shaft support apparatus for an engineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jun 22, 1993·10 cites·16 claims
- 4040US5202714AFinder optical systemRICOH KK·Filed 1992·Granted Apr 13, 1993·3 cites·8 claims
- 4137US5097805AValve driving system for internal combustion engineMAZDA MOTOR·Filed 1990·Granted Mar 24, 1992·7 cites·8 claims
- 4237US2006037570A1Intake system for multi-cylinder engineMAZDA MOTOR·Filed 2005·Application pending·0 cites
- 4335US5745299AZoom lens systemRICOH KK·Filed 1995·Granted Apr 28, 1998·5 cites·4 claims
- 4430US5408361AFocal length transitional method, auxiliary lens for transiting focal lengths, and lens system and finder having focal length transitional functionRICOH KK·Filed 1992·Granted Apr 18, 1995·1 cites·14 claims
- 4530US5143036AMulti-valve internal combustion engineMAZDA MOTOR·Filed 1991·Granted Sep 1, 1992·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →