Inventor · disambiguated record
Kazuo Iwata
Also filed as: IWATA KAZUO · TOJO TETSUO
53 granted patents·6 pending applications·2,031 citations·filing 1978–2023
99Inventor score
Files withCANON KK30NHK SPRING CO LTD7MAZDA MOTOR5MITSUBISHI ELECTRIC CORP4MITSUI PETROCHEMICAL IND4
Top patents by PatentIndex Score
59 records- 0199US4969951ACloth jet printing method using aqueous ink having hydroxyl or amino-reactive disperse dyeCANON KK·Filed 1988·Granted Nov 13, 1990·135 cites·9 claims
- 0299US4702742AAqueous jet-ink printing on textile fabric pre-treated with polymeric acceptorCANON KK·Filed 1985·Granted Oct 27, 1987·177 cites·15 claims
- 0399US4689078ARecording liquidCANON KK·Filed 1986·Granted Aug 25, 1987·117 cites·20 claims
- 0498US4849770AInk for use in ink jet and ink jet printing method using the sameCANON KK·Filed 1986·Granted Jul 18, 1989·114 cites·11 claims
- 0598US4725849AProcess for cloth printing by ink-jet systemCANON KK·Filed 1986·Granted Feb 16, 1988·138 cites·5 claims
- 0697US4923515ARecording liquid having organic solvent with plural (C2 H4 O) moieties and recording method using the sameCANON KK·Filed 1988·Granted May 8, 1990·105 cites·5 claims
- 0796US5608437AInk container and ink jet recording apparatus using sameCANON KK·Filed 1992·Granted Mar 4, 1997·124 cites·10 claims
- 0895US4986850ARecording liquid:water composition with 25 cp minimum viscosity at 9:1 blend and 15 cp maximum viscosity at 1:1 blendCANON KK·Filed 1989·Granted Jan 22, 1991·71 cites·5 claims
- 0995US4211852AThermoplastic olefin resin composition and laminated film or sheet thereofMITSUI PETROCHEMICAL IND·Filed 1979·Granted Jul 8, 1980·74 cites·5 claims
- 1093US6352563B1Printed cloth and method of manufacturing the sameKANEBO LTD·Filed 2000·Granted Mar 5, 2002·35 cites·6 claims
- 1193US4642247ARecording mediumCANON KK·Filed 1985·Granted Feb 10, 1987·82 cites·24 claims
- 1292US6051036APrinted cloth and method of manufacturing the sameKANEBO LTD·Filed 1997·Granted Apr 18, 2000·56 cites·2 claims
- 1390US5074914ARecording liquid and ink-jet recording method making use of itCANON KK·Filed 1990·Granted Dec 24, 1991·62 cites·36 claims
- 1490US4186240AThermoplastic olefin resin composition and laminated film or sheet thereofMITSUI PETROCHEMICAL IND·Filed 1978·Granted Jan 29, 1980·47 cites·5 claims
- 1588US5125969ARecording liquid and ink jet recording method employing the sameCANON KK·Filed 1990·Granted Jun 30, 1992·53 cites·17 claims
- 1688US5101217ARecording method utilizing a recording liquid:water composition with 25 cp minimum viscosity at 9:1 blend and 15 cp maximum viscosity at 1:1 blendCANON KK·Filed 1990·Granted Mar 31, 1992·48 cites·8 claims
- 1788US4973499ARecording liquid having surface tension of at least 64 dyne/cm and viscosity of at most 2.5 cp at 25 degrees CelsiusCANON KK·Filed 1989·Granted Nov 27, 1990·46 cites·33 claims
- 1887US5099255ARecording method using recording liquid having organic solvent with plural (C2 H4 O) moietiesCANON KK·Filed 1990·Granted Mar 24, 1992·54 cites·9 claims
- 1987US4585484ARecording liquidCANON KK·Filed 1984·Granted Apr 29, 1986·47 cites·25 claims
- 2086US5135571ARecording liquidCANON KK·Filed 1990·Granted Aug 4, 1992·52 cites·83 claims
- 2185US11329343B2Battery device for vehicleMAZDA MOTOR·Filed 2020·Granted May 10, 2022·3 cites·16 claims
- 2284US6800063B2Foot stimulation toolFiled 2002·Granted Oct 5, 2004·35 cites·7 claims
- 2383US11417921B2Vehicle battery packMAZDA MOTOR·Filed 2020·Granted Aug 16, 2022·2 cites·12 claims
- 2481US4601756ARecording liquidCANON KK·Filed 1984·Granted Jul 22, 1986·33 cites·8 claims
- 2576US6016519AData communication system, data communication device and memory medium, for storing data communication programCANON KK·Filed 1997·Granted Jan 18, 2000·79 cites·16 claims
- 2674US6244701B1Recording medium and image-forming method employing the sameCANON KK·Filed 1997·Granted Jun 12, 2001·20 cites·20 claims
- 2774US4931810AInk-jet recording systemCANON KK·Filed 1989·Granted Jun 5, 1990·24 cites·34 claims
- 2871US7357690B2Method for aligning needle-like structures and alignment unitCANON KK·Filed 2004·Granted Apr 15, 2008·8 cites·6 claims
- 2966US7047787B2Method of forming spline and keyway for sheet metal rotating member with boss partKANEMITSU CORP·Filed 2002·Granted May 23, 2006·7 cites·12 claims
- 3066US5137570AInk jet recording device and cartridge thereforeCANON KK·Filed 1991·Granted Aug 11, 1992·21 cites·39 claims
- 3166US4952943AMethod of drop-on-demand ink jet recording on sized paper with exposed fibersCANON KK·Filed 1989·Granted Aug 28, 1990·18 cites·3 claims
- 3265US8266983B2Damper spring device, flywheel, clutch disk, and clutch disk for lockup mechanismKANEYASU MITSUTOSHI·Filed 2011·Granted Sep 18, 2012·4 cites·13 claims
- 3364US12046733B2Vehicle battery packMAZDA MOTOR·Filed 2020·Granted Jul 23, 2024·0 cites·18 claims
- 3464US5256194AColor ink jet recording methodCANON KK·Filed 1992·Granted Oct 26, 1993·25 cites·5 claims
- 3564US5148186AInk jet recording methodCANON KK·Filed 1991·Granted Sep 15, 1992·19 cites·2 claims
- 3663US7060342B2Recording medium and image-forming method employing the sameCANON KK·Filed 2001·Granted Jun 13, 2006·3 cites·10 claims
- 3763US6685301B2Liquid repellent member, method for manufacturing liquid repellent member, ink jet head using liquid repellent member, method for manufacturing ink jet head and method for supplying inkCANON KK·Filed 2002·Granted Feb 3, 2004·8 cites·2 claims
- 3860US4987566AOptical head apparatusMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jan 22, 1991·11 cites·6 claims
- 3958US5567515ASurface protective filmsMITSUI PETROCHEMICAL IND·Filed 1994·Granted Oct 22, 1996·24 cites·17 claims
- 4057US8312853B2Valve spring device and valve train of engine using the sameIWATA KAZUO·Filed 2010·Granted Nov 20, 2012·1 cites·4 claims
- 4157US4859847APhoto detector adjustment deviceMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Aug 22, 1989·16 cites·8 claims
- 4255US7074314B2Liquid repellent member, method for manufacturing liquid repellent member, ink jet head using liquid repellent member, method for manufacturing ink jet head and method for supplying inkCANON KK·Filed 2003·Granted Jul 11, 2006·4 cites·3 claims
- 4354US2025202324A1Laminated body manufacturing device and laminated body manufacturing methodNHK SPRING CO LTD·Filed 2023·Application pending·0 cites
- 4453US11411266B2Vehicle battery packMAZDA MOTOR·Filed 2020·Granted Aug 9, 2022·0 cites·4 claims
- 4552US2007130796A1Foot-stimulation health-promoting deviceIWASHO ORIMONO CO LTD·Filed 2005·Application pending·0 cites
- 4650US9570948B2Magnetic plate used for rotor core of motor and method for manufacturing magnetic plateNHK SPRING CO LTD·Filed 2014·Granted Feb 14, 2017·0 cites·12 claims
- 4746US4831349ASwitching deviceTOYOTA MOTOR CO LTD·Filed 1988·Granted May 16, 1989·7 cites·1 claims
- 4845US8025039B2Valve spring device and valve train of internal combustion engine using the sameNHK SPRING CO LTD·Filed 2009·Granted Sep 27, 2011·0 cites·9 claims
- 4944US7458356B2Spring apparatus and valve train of internal combustion engine using the sameNHK SPRING CO LTD·Filed 2007·Granted Dec 2, 2008·0 cites·7 claims
- 5044US4849293AAmorphous polyester compositions and uses thereofMITSUI PETROCHEMICAL IND·Filed 1987·Granted Jul 18, 1989·10 cites·17 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →