Inventor · disambiguated record
Koujirou Sakai
Also filed as: SAKAI KOUJIROU
17 granted patents·4 pending applications·50 citations·filing 2007–2021
90Inventor score
Top patents by PatentIndex Score
21 records- 0185US12282942B2Selection device and selection method for motor and amplifierFANUC CORP·Filed 2021·Granted Apr 22, 2025·1 cites·10 claims
- 0285US12126288B2Selection device and selection methodFANUC CORP·Filed 2021·Granted Oct 22, 2024·1 cites·11 claims
- 0381US11353846B2Servo amplifier selection device and servo amplifier selection computer programFANUC CORP·Filed 2020·Granted Jun 7, 2022·1 cites·7 claims
- 0480US8415906B2Motor driving apparatusIWASHITA YASUSUKE·Filed 2011·Granted Apr 9, 2013·6 cites·8 claims
- 0579US8736215B2Motor drive device having function of varying DC link low-voltage alarm detection levelFANUC CORP·Filed 2013·Granted May 27, 2014·4 cites·4 claims
- 0679US7868569B2Motor driving apparatusFANUC LTD·Filed 2008·Granted Jan 11, 2011·15 cites·8 claims
- 0769US8054012B2Motor driving apparatusFANUC LTD·Filed 2008·Granted Nov 8, 2011·7 cites·7 claims
- 0868US8143836B2Motor controllerIWASHITA YASUSUKE·Filed 2009·Granted Mar 27, 2012·8 cites·14 claims
- 0966US8901866B2Motor drive apparatus equipped with energy storage unitSAKAI KOUJIROU·Filed 2012·Granted Dec 2, 2014·4 cites·18 claims
- 1062US9768723B2Motor drive using capacitorFANUC CORP·Filed 2016·Granted Sep 19, 2017·1 cites·4 claims
- 1159US8410744B2Motor driving apparatusIWASHITA YASUSUKE·Filed 2011·Granted Apr 2, 2013·1 cites·11 claims
- 1258US9054620B2Motor driving device including electric storage deviceFANUC CORP·Filed 2013·Granted Jun 9, 2015·1 cites·3 claims
- 1356US12174774B2Selection device and selection methodFANUC CORP·Filed 2021·Granted Dec 24, 2024·0 cites·16 claims
- 1454US11171573B2Power conversion apparatus and control method of the sameFANUC CORP·Filed 2020·Granted Nov 9, 2021·0 cites·5 claims
- 1547US11340580B2Machine state monitoring deviceFANUC CORP·Filed 2019·Granted May 24, 2022·0 cites·5 claims
- 1646US2008024079A1Motor driving apparatusFANUC LTD·Filed 2007·Application pending·0 cites
- 1746US2024162704A1Inrush current suppression circuit, converter system, and motor drive deviceFANUC CORP·Filed 2021·Application pending·0 cites
- 1844US11283367B2Power conversion apparatus and control method of the sameFANUC CORP·Filed 2020·Granted Mar 22, 2022·0 cites·8 claims
- 1944US2023143105A1Motor drive device that calculates insulation resistance value of motorFANUC CORP·Filed 2021·Application pending·0 cites
- 2042US9960721B2Motor control device provided with power failure managementFANUC CORP·Filed 2014·Granted May 1, 2018·0 cites·9 claims
- 2138US2011238338A1Motor driving apparatus easily analyzable for cause of faultFANUC CORP·Filed 2011·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →