Inventor · disambiguated record
Tadashi Okita
Also filed as: OKITA TADASHI
118 granted patents·16 pending applications·637 citations·filing 1992–2020
99Inventor score
Top patents by PatentIndex Score
134 records- 0198US8049457B2Press machine controllerFANUC LTD·Filed 2010·Granted Nov 1, 2011·31 cites·8 claims
- 0297US7049775B2Servo motor control unit for press-forming machineFANUC LTD·Filed 2005·Granted May 23, 2006·33 cites·14 claims
- 0395US8030878B2Motor driving device having power failure detection functionFANUC CORP·Filed 2010·Granted Oct 4, 2011·17 cites·2 claims
- 0492US9581989B2Control device of machine tool which estimates overheating of motorFANUC CORP·Filed 2015·Granted Feb 28, 2017·5 cites·3 claims
- 0592US7657356B2ControllerFANUC LTD·Filed 2005·Granted Feb 2, 2010·28 cites·12 claims
- 0690US8190287B2Tool vector display apparatus for a machine tool with rotational axesIWASHITA YASUSUKE·Filed 2010·Granted May 29, 2012·13 cites·6 claims
- 0789US9812947B2Motor control device having life prediction unit of smoothing capacitorFANUC CORP·Filed 2016·Granted Nov 7, 2017·4 cites·5 claims
- 0889US8010302B2Tool path display apparatus for machine toolFANUC LTD·Filed 2010·Granted Aug 30, 2011·11 cites·7 claims
- 0988US10209700B2Machine tool controller having function of changing operation according to motor temperature and amplifier temperatureFANUC CORP·Filed 2016·Granted Feb 19, 2019·3 cites·9 claims
- 1084US10955813B2Control apparatus for tappingFANUC CORP·Filed 2019·Granted Mar 23, 2021·2 cites·4 claims
- 1184US9755566B2Controller and control method for machine tool capable of changing motion depending on motor temperatureFANUC CORP·Filed 2014·Granted Sep 5, 2017·5 cites·10 claims
- 1284US9092027B2Control apparatus of machine tool including feed shaft motor and main spindle motorFANUC CORP·Filed 2013·Granted Jul 28, 2015·6 cites·14 claims
- 1384US8232758B2Controller of electric motor having function of estimating inertia and friction simultaneouslyOKITA TADASHI·Filed 2010·Granted Jul 31, 2012·7 cites·10 claims
- 1484US8018192B23D-trajectory display device for machine toolFANUC LTD·Filed 2010·Granted Sep 13, 2011·7 cites·5 claims
- 1584US7902780B2Inertia estimating controller and control systemFANUC LTD·Filed 2009·Granted Mar 8, 2011·13 cites·7 claims
- 1684US7187148B2ControllerFANUC LTD·Filed 2005·Granted Mar 6, 2007·14 cites·21 claims
- 1783US10539931B2Time-series data analysis deviceFANUC CORP·Filed 2019·Granted Jan 21, 2020·2 cites·5 claims
- 1883US9377773B2Motor controller for performing correction when direction of rotation is reversedFANUC CORP·Filed 2015·Granted Jun 28, 2016·3 cites·2 claims
- 1983US8098038B2Servomotor control system enabling high-speed oscillating motion to be highly preciseOKITA TADASHI·Filed 2010·Granted Jan 17, 2012·6 cites·6 claims
- 2083US5598077AControl apparatus and a control method for a servomotorFANUC LTD·Filed 1994·Granted Jan 28, 1997·62 cites·9 claims
- 2182US8884571B2Motor control apparatus which limits torque command according to input current or powerFANUC CORP·Filed 2012·Granted Nov 11, 2014·5 cites·4 claims
- 2282US8698442B2Motor drive control device for limiting output of motorFANUC CORP·Filed 2013·Granted Apr 15, 2014·5 cites·3 claims
- 2382US8664897B2Motor drive apparatus having power failure detection unit for determining presence or absence of power failureIWASHITA YASUSUKE·Filed 2012·Granted Mar 4, 2014·5 cites·4 claims
- 2481US7915848B2Servo control apparatus that performs dual-position feedback controlFANUC LTD·Filed 2010·Granted Mar 29, 2011·5 cites·3 claims
- 2581US7845205B2Die cushion controllerFANUC LTD·Filed 2006·Granted Dec 7, 2010·11 cites·5 claims
- 2680US8305016B2Control device with learning function for electric motorsOKITA TADASHI·Filed 2008·Granted Nov 6, 2012·10 cites·9 claims
- 2780US7808199B2Control apparatusFANUC LTD·Filed 2008·Granted Oct 5, 2010·10 cites·10 claims
- 2880US7506530B2Die cushion mechanism, and device and method for controlling the sameFANUC LTD·Filed 2006·Granted Mar 24, 2009·6 cites·19 claims
- 2980US7348745B2ControllerFANUC LTD·Filed 2006·Granted Mar 25, 2008·10 cites·4 claims
- 3079US10359761B2Device and method of controlling machine tool, to control synchronized operation of spindle axis and feed axisFANUC CORP·Filed 2017·Granted Jul 23, 2019·2 cites·8 claims
- 3179US7847502B2Device and method for controlling machine toolFANUC LTD·Filed 2008·Granted Dec 7, 2010·10 cites·8 claims
- 3278US8054015B2Motor drive apparatus equipped with dynamic braking circuit fault detection capabilityFANUC LTD·Filed 2008·Granted Nov 8, 2011·11 cites·4 claims
- 3377US8058827B2Motor control apparatus having a function to calculate amount of cogging torque compensationIWASHITA YASUSUKE·Filed 2010·Granted Nov 15, 2011·4 cites·3 claims
- 3477US7685860B2Control device for press machineFANUC LTD·Filed 2006·Granted Mar 30, 2010·5 cites·8 claims
- 3577US7360391B2Control device for servo die cushionFANUC LTD·Filed 2006·Granted Apr 22, 2008·8 cites·8 claims
- 3677US7293447B2Control device for die cushion mechanismFANUC LTD·Filed 2005·Granted Nov 13, 2007·8 cites·3 claims
- 3777US7170256B2Motor control deviceFANUC LTD·Filed 2005·Granted Jan 30, 2007·12 cites·19 claims
- 3876US10615734B2Parameter determination supporting deviceFANUC CORP·Filed 2018·Granted Apr 7, 2020·1 cites·7 claims
- 3975US11003162B2Data collection deviceFANUC CORP·Filed 2018·Granted May 11, 2021·1 cites·8 claims
- 4075US10444729B2Monitoring device, machine tool, and monitoring systemFANUC CORP·Filed 2018·Granted Oct 15, 2019·1 cites·3 claims
- 4175US9008821B2Servo control system capable of improving processing accuracyOKITA TADASHI·Filed 2011·Granted Apr 14, 2015·3 cites·6 claims
- 4274US8432120B2Tool path display apparatus with deceleration factor identification means for machine toolIWASHITA YASUSUKE·Filed 2011·Granted Apr 30, 2013·3 cites·3 claims
- 4374US7461530B2Die cushion mechanism, and apparatus and method for controlling the sameFANUC LTD·Filed 2005·Granted Dec 9, 2008·4 cites·19 claims
- 4474US7392684B2Control system for servo die cushionFANUC LTD·Filed 2006·Granted Jul 1, 2008·7 cites·8 claims
- 4573US9136781B2Synchronous control unit for synchronizing two shafts with each otherFANUC CORP·Filed 2014·Granted Sep 15, 2015·2 cites·6 claims
- 4673US8067918B2Servomotor controller for controlling periodic reciprocationOKITA TADASHI·Filed 2010·Granted Nov 29, 2011·3 cites·6 claims
- 4773US6566836B2Controller for controlling servo motor and spindle motorFANUC LTD·Filed 2001·Granted May 20, 2003·17 cites·6 claims
- 4872US7531981B2Controller for servomotorFANUC LTD·Filed 2007·Granted May 12, 2009·6 cites·8 claims
- 4971US11341151B2Information collection device and information collection methodFANUC CORP·Filed 2020·Granted May 24, 2022·0 cites·9 claims
- 5071US5602347ATool life control method based on disturbance load torque of motorFANUC LTD·Filed 1994·Granted Feb 11, 1997·32 cites·6 claims
Showing the top 50 of 134 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →