Inventor · disambiguated record
Yasusuke Iwashita
Also filed as: IWASHITA YASUSUKE
123 granted patents·22 pending applications·1,404 citations·filing 1988–2015
99Inventor score
Top patents by PatentIndex Score
145 records- 0197US7049775B2Servo motor control unit for press-forming machineFANUC LTD·Filed 2005·Granted May 23, 2006·33 cites·14 claims
- 0295US8030878B2Motor driving device having power failure detection functionFANUC CORP·Filed 2010·Granted Oct 4, 2011·17 cites·2 claims
- 0393US7656106B2Servo controllerFANUC LTD·Filed 2006·Granted Feb 2, 2010·32 cites·10 claims
- 0493US7498761B2Motor control method and motor control apparatusFANUC LTD·Filed 2007·Granted Mar 3, 2009·26 cites·16 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
- 0789US7205743B2Controller for machine effecting endFANUC LTD·Filed 2005·Granted Apr 17, 2007·23 cites·4 claims
- 0889US7030585B2ControllerFANUC LTD·Filed 2004·Granted Apr 18, 2006·50 cites·20 claims
- 0989US5157597AMethod of detecting oscillation of a servo system and automatically adjusting speed loop gain thereofFANUC LTD·Filed 1989·Granted Oct 20, 1992·60 cites·12 claims
- 1086US8283880B2Motor drive device with function of switching to power regenerative operation modeIWASHITA YASUSUKE·Filed 2011·Granted Oct 9, 2012·9 cites·6 claims
- 1186US7085620B2Servo controllerFANUC LTD·Filed 2005·Granted Aug 1, 2006·17 cites·9 claims
- 1284US8896255B2Servo controller having function for correcting amount of expansion/contraction of ball screwFANUC CORP·Filed 2013·Granted Nov 25, 2014·6 cites·5 claims
- 1384US8018192B23D-trajectory display device for machine toolFANUC LTD·Filed 2010·Granted Sep 13, 2011·7 cites·5 claims
- 1483US8680805B2Control device that drives one driven object by two motorsSONODA NAOTO·Filed 2012·Granted Mar 25, 2014·6 cites·6 claims
- 1583US6211636B1Pressing machine and motor torque control method in pressing machineFANUC LTD·Filed 1998·Granted Apr 3, 2001·30 cites·9 claims
- 1683US5598077AControl apparatus and a control method for a servomotorFANUC LTD·Filed 1994·Granted Jan 28, 1997·62 cites·9 claims
- 1782US9018886B2Motor control system which corrects backlashFANUC CORP·Filed 2013·Granted Apr 28, 2015·5 cites·7 claims
- 1882US8664897B2Motor 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
- 1982US7084596B2Servomotor driving controllerFANUC LTD·Filed 2004·Granted Aug 1, 2006·39 cites·13 claims
- 2081US8350713B2Numerical controller having a function for determining machine abnormality from signals obtained from a plurality of sensorsFANUC LTD·Filed 2010·Granted Jan 8, 2013·5 cites·2 claims
- 2181US7915848B2Servo control apparatus that performs dual-position feedback controlFANUC LTD·Filed 2010·Granted Mar 29, 2011·5 cites·3 claims
- 2281US7845205B2Die cushion controllerFANUC LTD·Filed 2006·Granted Dec 7, 2010·11 cites·5 claims
- 2380US8415906B2Motor driving apparatusIWASHITA YASUSUKE·Filed 2011·Granted Apr 9, 2013·6 cites·8 claims
- 2480US7506530B2Die cushion mechanism, and device and method for controlling the sameFANUC LTD·Filed 2006·Granted Mar 24, 2009·6 cites·19 claims
- 2580US7348745B2ControllerFANUC LTD·Filed 2006·Granted Mar 25, 2008·10 cites·4 claims
- 2679US8988032B2Numerical controller having display function for trajectory of toolIWASHITA YASUSUKE·Filed 2012·Granted Mar 24, 2015·4 cites·2 claims
- 2779US7868569B2Motor driving apparatusFANUC LTD·Filed 2008·Granted Jan 11, 2011·15 cites·8 claims
- 2879US7847502B2Device and method for controlling machine toolFANUC LTD·Filed 2008·Granted Dec 7, 2010·10 cites·8 claims
- 2978US8054015B2Motor drive apparatus equipped with dynamic braking circuit fault detection capabilityFANUC LTD·Filed 2008·Granted Nov 8, 2011·11 cites·4 claims
- 3077US8058827B2Motor control apparatus having a function to calculate amount of cogging torque compensationIWASHITA YASUSUKE·Filed 2010·Granted Nov 15, 2011·4 cites·3 claims
- 3177US7685860B2Control device for press machineFANUC LTD·Filed 2006·Granted Mar 30, 2010·5 cites·8 claims
- 3277US7360391B2Control device for servo die cushionFANUC LTD·Filed 2006·Granted Apr 22, 2008·8 cites·8 claims
- 3377US7293447B2Control device for die cushion mechanismFANUC LTD·Filed 2005·Granted Nov 13, 2007·8 cites·3 claims
- 3477US7170256B2Motor control deviceFANUC LTD·Filed 2005·Granted Jan 30, 2007·12 cites·19 claims
- 3577US5107193AFeedforward control apparatus for a servomotorFANUC LTD·Filed 1990·Granted Apr 21, 1992·45 cites·5 claims
- 3676US7183739B2Synchronous control deviceFANUC LTD·Filed 2004·Granted Feb 27, 2007·22 cites·6 claims
- 3776US5204602AServomotor control methodFANUC LTD·Filed 1990·Granted Apr 20, 1993·42 cites·6 claims
- 3874US8432120B2Tool path display apparatus with deceleration factor identification means for machine toolIWASHITA YASUSUKE·Filed 2011·Granted Apr 30, 2013·3 cites·3 claims
- 3974US8384335B2Motor driving apparatus having DC link voltage regulating functionFANUC CORP·Filed 2011·Granted Feb 26, 2013·3 cites·8 claims
- 4074US7461530B2Die cushion mechanism, and apparatus and method for controlling the sameFANUC LTD·Filed 2005·Granted Dec 9, 2008·4 cites·19 claims
- 4174US7392684B2Control system for servo die cushionFANUC LTD·Filed 2006·Granted Jul 1, 2008·7 cites·8 claims
- 4273US8649130B2Motor driving apparatus having fault diagnostic functionHORIKOSHI SHINICHI·Filed 2011·Granted Feb 11, 2014·4 cites·7 claims
- 4373US6566836B2Controller for controlling servo motor and spindle motorFANUC LTD·Filed 2001·Granted May 20, 2003·17 cites·6 claims
- 4472US8633663B2Control device that detects whether or not irreversible demagnetization has occurred in permanent magnet of permanent magnet synchronous motorSONODA NAOTO·Filed 2012·Granted Jan 21, 2014·3 cites·5 claims
- 4572US7531981B2Controller for servomotorFANUC LTD·Filed 2007·Granted May 12, 2009·6 cites·8 claims
- 4672US7479750B2Controller for electric motorFANUC LTD·Filed 2007·Granted Jan 20, 2009·6 cites·10 claims
- 4771US5602347ATool life control method based on disturbance load torque of motorFANUC LTD·Filed 1994·Granted Feb 11, 1997·32 cites·6 claims
- 4870US9448545B2Servo control device for performing correction based on amount of stretch or contraction of ball screwFANUC CORP·Filed 2013·Granted Sep 20, 2016·2 cites·6 claims
- 4970US8924004B2Numerical controller for making positioning completion checkIWASHITA YASUSUKE·Filed 2011·Granted Dec 30, 2014·2 cites·5 claims
- 5070US7421878B2Control device for servo die cushionFANUC LTD·Filed 2006·Granted Sep 9, 2008·5 cites·7 claims
Showing the top 50 of 145 patent records by PatentIndex Score.
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