Inventor · disambiguated record
Shigemasa Kato
Also filed as: KATO SHIGEMASA
52 granted patents·6 pending applications·392 citations·filing 1983–2017
98Inventor score
Top patents by PatentIndex Score
58 records- 0196US8264113B2Brushless motorTAKEMOTO YOSHIAKI·Filed 2012·Granted Sep 11, 2012·22 cites·12 claims
- 0295US8179011B2Brushless motorTAKEMOTO YOSHIAKI·Filed 2009·Granted May 15, 2012·30 cites·18 claims
- 0393US8242654B2Rotor and motorYAMADA YOJI·Filed 2010·Granted Aug 14, 2012·16 cites·15 claims
- 0490US8643239B2MotorTAKEMOTO YOSHIAKI·Filed 2011·Granted Feb 4, 2014·11 cites·9 claims
- 0589USD403333SSewing machineJUKI KK·Filed 1997·Granted Dec 29, 1998·36 cites·1 claims
- 0688US9667107B2Motor and rotorASMO CO LTD·Filed 2014·Granted May 30, 2017·6 cites·2 claims
- 0788US9502929B2Rotor and motorYAMADA YOJI·Filed 2011·Granted Nov 22, 2016·10 cites·30 claims
- 0887US8502430B2Rotor and motorYAMADA YOJI·Filed 2011·Granted Aug 6, 2013·8 cites·7 claims
- 0986US9923420B2Claw pole stator motor and blowerASMO CO LTD·Filed 2016·Granted Mar 20, 2018·3 cites·20 claims
- 1083USD384945SScanner for embroideryJUKI KK·Filed 1995·Granted Oct 14, 1997·27 cites·1 claims
- 1182USD301485SPrinterTOKYO JUKI INDUSTRIAL CO LTD·Filed 1986·Granted Jun 6, 1989·20 cites·1 claims
- 1281USD472562SSewing machineJUKI KK·Filed 2001·Granted Apr 1, 2003·22 cites·1 claims
- 1381USD338022SSewing machineJUKI KK·Filed 1991·Granted Aug 3, 1993·27 cites·1 claims
- 1480US8324779B2MotorKATO SHIGEMASA·Filed 2010·Granted Dec 4, 2012·4 cites·10 claims
- 1579US9041269B2MotorKATO SHIGEMASA·Filed 2011·Granted May 26, 2015·5 cites·9 claims
- 1678US8981611B2Rotor and motorASMO CO LTD·Filed 2012·Granted Mar 17, 2015·4 cites·11 claims
- 1778US8319386B2MotorYAMADA YOJI·Filed 2010·Granted Nov 27, 2012·3 cites·6 claims
- 1878USD459369SSewing machineJUKI KK·Filed 2001·Granted Jun 25, 2002·20 cites·1 claims
- 1978USD392294SSewing machineJUKI KK·Filed 1996·Granted Mar 17, 1998·21 cites·1 claims
- 2075USD465793SSewing machineJUKI KK·Filed 1998·Granted Nov 19, 2002·19 cites·1 claims
- 2174US11649742B2Attachment structure for vehicle motor, in-vehicle equipment, and brushless motorDENSO CORP·Filed 2017·Granted May 16, 2023·1 cites·14 claims
- 2274US8084911B2MotorTAKEMOTO YOSHIAKI·Filed 2009·Granted Dec 27, 2011·7 cites·25 claims
- 2372US9653952B2Half permanent magnet motorASMO CO LTD·Filed 2014·Granted May 16, 2017·2 cites·10 claims
- 2467USD288096SPrinterTOKYO JUKI INDUSTRIAL CO LTD·Filed 1984·Granted Feb 3, 1987·9 cites·1 claims
- 2562US10734852B2MotorASMO CO LTD·Filed 2017·Granted Aug 4, 2020·0 cites·2 claims
- 2662US9577496B2Rotor and brushless motor with rotation position detectionASMO CO LTD·Filed 2013·Granted Feb 21, 2017·1 cites·19 claims
- 2762US8653771B2Controller for motorSANTO SHINJI·Filed 2011·Granted Feb 18, 2014·2 cites·7 claims
- 2858USD279677SPrinterTOKYO JUKI INDUSTRIAL CO LTD·Filed 1983·Granted Jul 16, 1985·6 cites·1 claims
- 2957US9762097B2Rotor and motorASMO CO LTD·Filed 2014·Granted Sep 12, 2017·0 cites·8 claims
- 3054US9882439B2Rotor and motorASMO CO LTD·Filed 2015·Granted Jan 30, 2018·0 cites·15 claims
- 3151USD332102SSewing machineJUKI KK·Filed 1989·Granted Dec 29, 1992·5 cites·1 claims
- 3251USD281252SElectronic typewriterTOKYO JUKI INDUSTRIAL CO LTD·Filed 1984·Granted Nov 5, 1985·4 cites·1 claims
- 3351US2012001509A1Motor and rotorYAMADA YOJI·Filed 2011·Application pending·0 cites
- 3450US8536749B2MotorKOIDE KEISUKE·Filed 2010·Granted Sep 17, 2013·0 cites·14 claims
- 3550USD298330SSewing machineTOKYO JUKI INDUSTRIAL CO LTD·Filed 1986·Granted Nov 1, 1988·5 cites·1 claims
- 3650USD287973SSerial printerTOKYO JUKI INDUSTRIAL CO LTD·Filed 1984·Granted Jan 27, 1987·4 cites·1 claims
- 3750US2010301695A1Rotor and MotorASMO CO LTD·Filed 2010·Application pending·0 cites
- 3849US9379582B2Rotor, motor and method for manufacturing rotorASMO CO LTD·Filed 2013·Granted Jun 28, 2016·0 cites·23 claims
- 3946US8786161B2Sensorless motor and pump having a consequent rotorTAKEMOTO YOSHIAKI·Filed 2012·Granted Jul 22, 2014·0 cites·4 claims
- 4046USD287595SSerial printerTOKYO JUKI INDUSTRIAL CO LTD·Filed 1984·Granted Jan 6, 1987·3 cites·1 claims
- 4145USD382280SSewing machineJUKI KK·Filed 1995·Granted Aug 12, 1997·5 cites·1 claims
- 4244US10826339B2Motor, motor control method and motor control deviceASMO CO LTD·Filed 2016·Granted Nov 3, 2020·0 cites·15 claims
- 4343USD301152SPrinterTOKYO JUKI INDUSTRIAL CO LTD·Filed 1986·Granted May 16, 1989·3 cites·1 claims
- 4443US2012098378A1MotorTAKEMOTO YOSHIAKI·Filed 2011·Application pending·0 cites
- 4543US2012091845A1Brushless motorTAKEMOTO YOSHIAKI·Filed 2011·Application pending·0 cites
- 4642US8405342B2MotorYAMADA YOJI·Filed 2010·Granted Mar 26, 2013·0 cites·4 claims
- 4742USD418524SSewing machineJUKI KK·Filed 1998·Granted Jan 4, 2000·4 cites·1 claims
- 4842USD379357SSewing machineJUKI KK·Filed 1995·Granted May 20, 1997·4 cites·1 claims
- 4940USD353148SSewing machineJUKI KK·Filed 1992·Granted Dec 6, 1994·3 cites·1 claims
- 5039USD467945SSewing machineJUKI KK·Filed 2001·Granted Dec 31, 2002·3 cites·1 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →