Inventor · disambiguated record
Hiroyuki Endo
Also filed as: ENDO HIROYUKI
98 granted patents·18 pending applications·1,319 citations·filing 1979–2025
99Inventor score
Top patents by PatentIndex Score
116 records- 0192US4919719AHigh temperature wear resistant sintered alloyNISSAN MOTOR·Filed 1988·Granted Apr 24, 1990·47 cites·7 claims
- 0291US6344283B1Organic electroluminescent elementsTDK CORP·Filed 1997·Granted Feb 5, 2002·78 cites·10 claims
- 0390US4966626ASintered ferro alloy having heat and wear resistance and process for makingNISSAN MOTOR·Filed 1989·Granted Oct 30, 1990·52 cites·17 claims
- 0488US9291969B2Base for fixing belt, fixing belt, fixing device, and image forming apparatusENDO HIROYUKI·Filed 2014·Granted Mar 22, 2016·4 cites·16 claims
- 0588US7664319B2Method and device for color balance correction, and computer productFUJITSU LTD·Filed 2006·Granted Feb 16, 2010·12 cites·6 claims
- 0687US9105393B2Amorphous core transformerTAKAHASHI TOSHIAKI·Filed 2012·Granted Aug 11, 2015·7 cites·7 claims
- 0787US8584950B2Two-dimensional code reader and programENDO HIROYUKI·Filed 2010·Granted Nov 19, 2013·16 cites·14 claims
- 0887US6623872B2Organic EL deviceTDK CORP·Filed 2002·Granted Sep 23, 2003·33 cites·19 claims
- 0987US4715257AWaveform generating device for electronic musical instrumentsROLAND CORP·Filed 1986·Granted Dec 29, 1987·48 cites·2 claims
- 1087US4344795AIron-based sintered sliding productHITACHI POWDERED METALS·Filed 1980·Granted Aug 17, 1982·34 cites·11 claims
- 1187US4302556APolyvinylidene fluoride filamentsKUREHA CHEMICAL IND CO LTD·Filed 1979·Granted Nov 24, 1981·33 cites·7 claims
- 1285US7097918B2Organic EL deviceTDK CORP·Filed 2003·Granted Aug 29, 2006·27 cites·14 claims
- 1384US11325401B2Printing apparatus and control method thereforSEIKO EPSON CORP·Filed 2020·Granted May 10, 2022·1 cites·5 claims
- 1484US8893474B2Exhaust emission control device of diesel engineIKAWA YOSHIKATSU·Filed 2011·Granted Nov 25, 2014·8 cites·12 claims
- 1583US6284342B1Organic EL display assemblyTDK CORP·Filed 1999·Granted Sep 4, 2001·150 cites·3 claims
- 1682US4975479AHeat-resistant thermoplastic resin compositionKUREHA CHEMICAL IND CO LTD·Filed 1989·Granted Dec 4, 1990·32 cites·15 claims
- 1780US10497855B2Ferroelectric thin-film laminated substrate, ferroelectric thin-film device, and manufacturing method of ferroelectric thin-film laminated substrateSUMITOMO CHEMICAL CO·Filed 2016·Granted Dec 3, 2019·1 cites·8 claims
- 1880US5580633AMagneto-optical disc having a protective layer of cured radiation curable resin containing carbon particlesTDK CORP·Filed 1994·Granted Dec 3, 1996·28 cites·8 claims
- 1980US5405695APoly(phenylene Sulfide) fibers and production process thereofKUREHA CHEMICAL IND CO LTD·Filed 1992·Granted Apr 11, 1995·26 cites·7 claims
- 2080US4353960AComposite and conjugate filamentsKUREHA CHEMICAL IND CO LTD·Filed 1981·Granted Oct 12, 1982·34 cites·3 claims
- 2179US4702771AWear-resistant, sintered iron alloy and process for producing the sameHITACHI POWDERED METALS·Filed 1986·Granted Oct 27, 1987·28 cites·14 claims
- 2278US5568466AMagneto-optical discTDK CORP·Filed 1995·Granted Oct 22, 1996·31 cites·11 claims
- 2378US4778522AWear resistant iron-base sintered alloyNISSAN MOTOR·Filed 1987·Granted Oct 18, 1988·26 cites·8 claims
- 2478US4552590AFerro-sintered alloysHITACHI POWDERED METALS·Filed 1983·Granted Nov 12, 1985·21 cites·2 claims
- 2578US2025304393A1Printing apparatusSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 2677US7831659B2Data providing system, server and programENDO HIROYUKI·Filed 2007·Granted Nov 9, 2010·5 cites·13 claims
- 2776US8552830B2Amorphous transformerMIKOSHIBA RYOSUKE·Filed 2011·Granted Oct 8, 2013·4 cites·2 claims
- 2876US8158970B2Organic luminescence transistor device and manufacturing method thereofOBATA KATSUNARI·Filed 2006·Granted Apr 17, 2012·4 cites·24 claims
- 2976US4485770AMaterial for valve-actuating mechanism of internal combustion engineHONDA MOTOR CO LTD·Filed 1981·Granted Dec 4, 1984·21 cites·5 claims
- 3075US4422875AFerro-sintered alloysHITACHI POWDERED METALS·Filed 1981·Granted Dec 27, 1983·19 cites·1 claims
- 3174US7616899B2Synchronizing method in optical access network, optical switching device, center device, and remote deviceNEC COMM SYSTEMS LTD·Filed 2006·Granted Nov 10, 2009·6 cites·40 claims
- 3273US8826650B2Exhaust gas treatment method and device for internal combustion engineYAMADA SATOSHI·Filed 2010·Granted Sep 9, 2014·3 cites·7 claims
- 3373US8104457B2Diesel engine system with exhaust gas recirculationIDE KAZUNARI·Filed 2008·Granted Jan 31, 2012·8 cites·11 claims
- 3473US6268071B1Organic electroluminescent deviceTDK CORP·Filed 1998·Granted Jul 31, 2001·102 cites·10 claims
- 3573US4895924APoly(arylene thioether-ketone) fibers and production process thereofKUREHA CHEMICAL IND CO LTD·Filed 1988·Granted Jan 23, 1990·23 cites·9 claims
- 3672US8588665B2Toner carrier, developing device and image forming apparatusENDO HIROYUKI·Filed 2011·Granted Nov 19, 2013·2 cites·10 claims
- 3772US7923720B2Organic luminescence transistor device and manufacturing method thereofDAINIPPON PRINTING CO LTD·Filed 2007·Granted Apr 12, 2011·3 cites·15 claims
- 3871US5279877AMagneto optical discTDK CORP·Filed 1992·Granted Jan 18, 1994·21 cites·6 claims
- 3969US5717783AColor correction apparatus and method and color image processing system including the sameFUJITSU LTD·Filed 1995·Granted Feb 10, 1998·41 cites·20 claims
- 4068US8534560B2Two-dimensional code reader and programENDO HIROYUKI·Filed 2010·Granted Sep 17, 2013·4 cites·13 claims
- 4168US4980114AStretched poly(arylene thioether) block copolymer films and production process thereofKUREHA CHEMICAL IND CO LTD·Filed 1990·Granted Dec 25, 1990·19 cites·6 claims
- 4266US12372038B2Engine and method of controlling engineMITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD·Filed 2023·Granted Jul 29, 2025·0 cites·10 claims
- 4366US12251948B2Printing apparatus and method of controlling driving of printing apparatusSEIKO EPSON CORP·Filed 2023·Granted Mar 18, 2025·0 cites·6 claims
- 4466US9041503B2Amorphous transformerHITACHI IND EQUIPMENT SYS·Filed 2013·Granted May 26, 2015·1 cites·1 claims
- 4566US7597089B2Engine with EGR systemMITSUBISHI HEAVY IND LTD·Filed 2007·Granted Oct 6, 2009·5 cites·4 claims
- 4665US8309963B2Organic luminescence transistor device and manufacturing method thereofOBATA KATSUNARI·Filed 2010·Granted Nov 13, 2012·1 cites·14 claims
- 4763US11077680B2Printing apparatusSEIKO EPSON CORP·Filed 2020·Granted Aug 3, 2021·0 cites·5 claims
- 4863US10590508B2Method for manufacturing shaft bodyMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Mar 17, 2020·1 cites·9 claims
- 4962US6780386B1Carbon monoxide oxidation catalyst, and method for production of hydrogen-containing gasIDEMITSU KOSAN CO·Filed 1999·Granted Aug 24, 2004·20 cites·1 claims
- 5062US5437816AHigh polymer and ferroelectric liquid crystal composition utilizing sameIDEMITSU KOSAN CO·Filed 1992·Granted Aug 1, 1995·12 cites·21 claims
Showing the top 50 of 116 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →