Inventor · disambiguated record
Masakatsu Matsubara
Also filed as: MATSUBARA MASAKATSU
17 granted patents·5 pending applications·348 citations·filing 2001–2024
93Inventor score
Top patents by PatentIndex Score
22 records- 0198US6794784B2Permanent magnet reluctance motor with embedded permanent magnet holesTOSHIBA KK·Filed 2001·Granted Sep 21, 2004·140 cites·11 claims
- 0295US8080908B2Cooling structure for rotor core in electric rotating machineMATSUBARA MASAKATSU·Filed 2006·Granted Dec 20, 2011·47 cites·9 claims
- 0395US7705503B2Rotating electrical machineTOSHIBA KK·Filed 2006·Granted Apr 27, 2010·34 cites·3 claims
- 0491US11909267B2Permanent magnet rotary electric machine including flux barriers shaped along flux linesTOSHIBA KK·Filed 2021·Granted Feb 20, 2024·2 cites·8 claims
- 0589US8362668B2Rotor for rotating electrical machineTOSHIBA KK·Filed 2008·Granted Jan 29, 2013·17 cites·6 claims
- 0687US7170209B2Rotor for reluctance type rotating machineTOSHIBA IND PRODUCTS MFG CORP·Filed 2004·Granted Jan 30, 2007·48 cites·8 claims
- 0782US8994240B2Permanent magnet type rotating electrical machineMATSUOKA YUSUKE·Filed 2012·Granted Mar 31, 2015·8 cites·2 claims
- 0882US7804216B2Permanent-magnet reluctance electrical rotary machineTOSHIBA KK·Filed 2007·Granted Sep 28, 2010·11 cites·4 claims
- 0982US7057322B2Rotor for reluctance type rotating machineTOSHIBA KK·Filed 2004·Granted Jun 6, 2006·32 cites·2 claims
- 1080US9118231B2Stator of rotating electrical machine and rotating electrical machineMATSUBARA MASAKATSU·Filed 2012·Granted Aug 25, 2015·5 cites·6 claims
- 1164US12218548B2Embedded magnet rotor and rotary electric machineTOSHIBA KK·Filed 2022·Granted Feb 4, 2025·0 cites·4 claims
- 1264US2024396391A1Interior permanent-magnet rotor and interior permanent-magnet rotating electric machineTOSHIBA KK·Filed 2024·Application pending·0 cites
- 1362US7327057B2Neutral-point terminal device for dynamoelectric machineTOSHIBA KK·Filed 2005·Granted Feb 5, 2008·4 cites·7 claims
- 1460US2024014701A1Interior magnet rotor and rotary electric machineTOSHIBA KK·Filed 2023·Application pending·0 cites
- 1558US2023283126A1Rotating electric machine rotor and rotating electric machineTOSHIBA KK·Filed 2023·Application pending·0 cites
- 1656US2023318379A1Embedded magnet rotor and rotary electric machineTOSHIBA KK·Filed 2022·Application pending·0 cites
- 1751US11183893B2Rotary electric deviceTOSHIBA KK·Filed 2019·Granted Nov 23, 2021·0 cites·8 claims
- 1849US11837919B2Rotary electric machineTOSHIBA KK·Filed 2020·Granted Dec 5, 2023·0 cites·6 claims
- 1949US11146129B2Rotor of electric rotating machineTOSHIBA KK·Filed 2019·Granted Oct 12, 2021·0 cites·4 claims
- 2048US11289959B2Rotor and rotary electric machineTOSHIBA KK·Filed 2020·Granted Mar 29, 2022·0 cites·8 claims
- 2144US9379588B2Stator of rotating electrical machine and rotating electrical machineMATSUBARA MASAKATSU·Filed 2013·Granted Jun 28, 2016·0 cites·3 claims
- 2244US2009261679A1Rotating electrical machineTOSHIBA KK·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →