Inventor · disambiguated record
Kazuyuki Matsumoto
Also filed as: MATSUMOTO KAZUYUKI
55 granted patents·8 pending applications·335 citations·filing 1986–2023
98Inventor score
Files withMITSUBISHI HEAVY IND LTD14MITSUBISHI HITACHI POWER SYS9DOWA MINING CO6DAINIPPON PRINTING CO LTD5KUWAMURA YOSHIHIRO5
Top patents by PatentIndex Score
63 records- 0190US10316679B2Seal structure and rotating machineMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Jun 11, 2019·6 cites·8 claims
- 0288US10557363B2Sealing structure and rotary machineMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Feb 11, 2020·5 cites·2 claims
- 0387US4690010ARobot arm drive apparatus of industrial robotTEIJIN SEIKI CO LTD·Filed 1986·Granted Sep 1, 1987·59 cites·11 claims
- 0485US9879786B2Rotary machineMITSUBISHI HITACHI POWER SYS·Filed 2013·Granted Jan 30, 2018·5 cites·6 claims
- 0584US10794209B2Turbine rotor blade and rotary machineMITSUBISHI HEAVY IND LTD·Filed 2019·Granted Oct 6, 2020·3 cites·6 claims
- 0683US8444872B2Magnetic iron oxide particle, magnetic material, and radio wave absorberOHKOSHI SHIN-ICHI·Filed 2008·Granted May 21, 2013·14 cites·17 claims
- 0781US9388701B2TurbineKUWAMURA YOSHIHIRO·Filed 2011·Granted Jul 12, 2016·8 cites·20 claims
- 0880US4846018AArticulation drive apparatus of industrial robotTEIJIN SEIKI CO LTD·Filed 1986·Granted Jul 11, 1989·56 cites·10 claims
- 0978US6869548B2Method and apparatus for manufacturing a plurality of kinds of sheets having ionizing radiation curing type resin layerDAINIPPON PRINTING CO LTD·Filed 2001·Granted Mar 22, 2005·13 cites·8 claims
- 1077US10006292B2TurbineMITSUBISHI HITACHI POWER SYS·Filed 2012·Granted Jun 26, 2018·6 cites·7 claims
- 1177US9429022B2Steam turbineMATSUMOTO KAZUYUKI·Filed 2011·Granted Aug 30, 2016·7 cites·13 claims
- 1276US9353640B2TurbineKUWAMURA YOSHIHIRO·Filed 2011·Granted May 31, 2016·6 cites·2 claims
- 1375US9593587B2Turbine seal fin leakage flow rate controlMATSUMOTO KAZUYUKI·Filed 2011·Granted Mar 14, 2017·6 cites·8 claims
- 1475US8784046B2TurbineKUWAMURA YOSHIHIRO·Filed 2010·Granted Jul 22, 2014·6 cites·12 claims
- 1575US6688198B2Apparatus for cutting a sheet-shaped materialDAINIPPON PRINTING CO LTD·Filed 2001·Granted Feb 10, 2004·25 cites·19 claims
- 1674US11078803B2Axial flow rotating machineryMITSUBISHI HEAVY IND LTD·Filed 2019·Granted Aug 3, 2021·2 cites·11 claims
- 1771US5534361AFerromagnetic metal powderDOWA MINING CO·Filed 1994·Granted Jul 9, 1996·19 cites·18 claims
- 1868US5178046AScrew fastening deviceTEIJIN SEIKI CO LTD·Filed 1991·Granted Jan 12, 1993·22 cites·10 claims
- 1967US11365649B2Steam turbine and exhaust chamber thereforMITSUBISHI POWER LTD·Filed 2019·Granted Jun 21, 2022·1 cites·12 claims
- 2067US9458026B2Method for improving coercive force of epsilon-type iron oxide, and epsilon-type iron oxideOHKOSHI SHIN-ICHI·Filed 2010·Granted Oct 4, 2016·1 cites·4 claims
- 2167US5591535AFerromagnetic metal powderDOWA MINING CO·Filed 1995·Granted Jan 7, 1997·20 cites·17 claims
- 2265US9633770B2Method for improving coercive force of epsilon-type iron oxide, and epsilon-type iron oxideUNIV TOKYO·Filed 2016·Granted Apr 25, 2017·0 cites·4 claims
- 2365US7238438B2Powder for underlayer of coating-type magnetic recording mediumDOWA MINING CO·Filed 2003·Granted Jul 3, 2007·5 cites·5 claims
- 2464US7074281B2Magnetic powder for magnetic recordingDOWA MINING CO·Filed 2003·Granted Jul 11, 2006·5 cites·7 claims
- 2564US6877973B2Method and apparatus for manufacturing a lens sheetDAINIPPON PRINTING CO LTD·Filed 2001·Granted Apr 12, 2005·4 cites·4 claims
- 2663US9896952B2Rotating machineMITSUBISHI HITACHI POWER SYS·Filed 2013·Granted Feb 20, 2018·2 cites·5 claims
- 2762US10247025B2Rotating machineMITSUBISHI HEAVY IND LTD·Filed 2014·Granted Apr 2, 2019·2 cites·12 claims
- 2862US9410432B2TurbineMITSUBISHI HEAVY IND LTD·Filed 2013·Granted Aug 9, 2016·2 cites·6 claims
- 2960US9726027B2TurbineKUWAMURA YOSHIHIRO·Filed 2011·Granted Aug 8, 2017·2 cites·20 claims
- 3060US6740265B2Method and apparatus for peeling a lens sheet from a forming mold thereforDAINIPPON PRINTING CO LTD·Filed 2001·Granted May 25, 2004·3 cites·21 claims
- 3158US11519287B2Rotating machineMITSUBISHI POWER LTD·Filed 2019·Granted Dec 6, 2022·0 cites·13 claims
- 3257US11655723B2Rotating machineMITSUBISHI POWER LTD·Filed 2019·Granted May 23, 2023·0 cites·13 claims
- 3356US7064767B2Image solution processing method, processing apparatus, and programFUJITSU LTD·Filed 2003·Granted Jun 20, 2006·7 cites·4 claims
- 3456US6651717B2Taping machineDAINIPPON PRINTING CO LTD·Filed 2001·Granted Nov 25, 2003·3 cites·8 claims
- 3553US11702947B2Rotating machineMITSUBISHI HEAVY IND LTD·Filed 2019·Granted Jul 18, 2023·0 cites·10 claims
- 3652US11131217B2Steam turbine exhaust chamber and steam turbineMITSUBISHI HITACHI POWER SYS LTD·Filed 2018·Granted Sep 28, 2021·0 cites·18 claims
- 3751US10876421B2Rotary machineMITSUBISHI HEAVY IND LTD·Filed 2019·Granted Dec 29, 2020·0 cites·11 claims
- 3851US10385714B2Seal structure and rotary machineMITSUBISHI HITACHI POWER SYS·Filed 2014·Granted Aug 20, 2019·0 cites·6 claims
- 3951US2004262794A1Method and apparatus for manufacturing a lens sheetFiled 2004·Application pending·0 cites
- 4050US11927112B2Sealing device and rotary machineMITSUBISHI HEAVY IND LTD·Filed 2022·Granted Mar 12, 2024·0 cites·11 claims
- 4150US2024128786A1Electronic device and method for controlling electronic devicePANASONIC IP MAN CO LTD·Filed 2023·Application pending·0 cites
- 4249US11066948B2Rotary machineMITSUBISHI HEAVY IND LTD·Filed 2019·Granted Jul 20, 2021·0 cites·6 claims
- 4349US11022003B2Steam turbine exhaust chamber and steam turbine systemMITSUBISHI HEAVY IND LTD·Filed 2019·Granted Jun 1, 2021·0 cites·17 claims
- 4449US10669876B2Seal structure and turbomachineMITSUBISHI HITACHI POWER SYS·Filed 2017·Granted Jun 2, 2020·0 cites·16 claims
- 4548US11131201B2Rotor blade, rotor unit, and rotating machineMITSUBISHI HITACHI POWER SYS LTD·Filed 2018·Granted Sep 28, 2021·0 cites·11 claims
- 4646US11073047B2Steam turbineMITSUBISHI HITACHI POWER SYS·Filed 2018·Granted Jul 27, 2021·0 cites·6 claims
- 4746US4928556AArticulation drive apparatus of industrial robotTEIJIN SEIKI CO LTD·Filed 1988·Granted May 29, 1990·10 cites·10 claims
- 4844US11066946B2Axial turbomachineryMITSUBISHI HEAVY IND LTD·Filed 2018·Granted Jul 20, 2021·0 cites·5 claims
- 4944US7357997B2Powder for underlayer of coating-type magnetic recording medium and magnetic recording medium comprising the sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2003·Granted Apr 15, 2008·0 cites·2 claims
- 5044US6841271B2Ferromagnetic iron alloy powder for magnetic recording medium and method of producing the sameDOWA MINING CO·Filed 2003·Granted Jan 11, 2005·0 cites·4 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →