Assignee
TOKAI RYOKAKU TETSUDO KK
JP·78 granted patents·9 pending applications·321 citations·filing 1994–2020
Top patents by PatentIndex Score
87 records- 0188US9193289B2Vehicle seatTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Nov 24, 2015·17 cites·14 claims
- 0283US7891577B2Safety device for a trainTOKAI RYOKAKU TETSUDO KK·Filed 2006·Granted Feb 22, 2011·8 cites·6 claims
- 0382US7594624B2Flying vehicle-launching apparatus and methodTOKAI RYOKAKU TETSUDO KK·Filed 2007·Granted Sep 29, 2009·14 cites·7 claims
- 0479US9590428B2Electric power receiving device and method of receiving electric powerTOKAI RYOKAKU TETSUDO KK·Filed 2015·Granted Mar 7, 2017·5 cites·11 claims
- 0577US7964283B2Coating liquid, titanium oxide film formed by coating liquid, and forming method thereofTOKAI RYOKAKU TETSUDO KK·Filed 2006·Granted Jun 21, 2011·2 cites·8 claims
- 0676US8048511B2Titanium oxide coating agent and titanium oxide film forming methodTOKAI RYOKAKU TETSUDO KK·Filed 2005·Granted Nov 1, 2011·5 cites·22 claims
- 0775US8028953B2Accelerating deviceTOKAI RYOKAKU TETSUDO KK·Filed 2006·Granted Oct 4, 2011·13 cites·15 claims
- 0874US11400817B2Power conversion controllerTOKAI RYOKAKU TETSUDO KK·Filed 2020·Granted Aug 2, 2022·1 cites·3 claims
- 0974US10668906B2Brake control deviceTOKAI RYOKAKU TETSUDO KK·Filed 2018·Granted Jun 2, 2020·2 cites·8 claims
- 1072US9608539B2Power supply deviceTOKAI RYOKAKU TETSUDO KK·Filed 2014·Granted Mar 28, 2017·3 cites·17 claims
- 1172US6609383B1Cryogenic refrigeration systemTOKAI RYOKAKU TETSUDO KK·Filed 2002·Granted Aug 26, 2003·27 cites·6 claims
- 1269US9403540B2Railroad vehicle and plug door for railroad vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Aug 2, 2016·3 cites·17 claims
- 1369US9389202B2Damage detecting device for supporting structure for armature shaftTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Jul 12, 2016·1 cites·11 claims
- 1469US5467945AApparatus for improved block control of train operationTOKAI RYOKAKU TETSUDO KK·Filed 1994·Granted Nov 21, 1995·32 cites·21 claims
- 1567US9654031B2Power system, power converter controlling apparatus, and electric vehicle having the power systemTOKAI RYOKAKU TETSUDO KK·Filed 2016·Granted May 16, 2017·2 cites·11 claims
- 1666US6902488B2Lateral steady acceleration simulation system for railway vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2001·Granted Jun 7, 2005·11 cites·7 claims
- 1762US10611245B2Power conversion systemTOKAI RYOKAKU TETSUDO KK·Filed 2017·Granted Apr 7, 2020·2 cites·7 claims
- 1862US8003219B2Coating liquid, conductive film formed by coating liquid, and forming method thereofTOKAI RYOKAKU TETSUDO KK·Filed 2007·Granted Aug 23, 2011·0 cites·9 claims
- 1960US6249741B1Apparatus for supporting the preparation of travel routesTOKAI RYOKAKU TETSUDO KK·Filed 1998·Granted Jun 19, 2001·31 cites·8 claims
- 2058US9231494B2Power supply device with a resonant bridge circuit control unitTOKAI RYOKAKU TETSUDO KK·Filed 2014·Granted Jan 5, 2016·2 cites·3 claims
- 2158USD723819SVehicle seatTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Mar 10, 2015·10 cites·1 claims
- 2257US9632564B2Power supply deviceTOKAI RYOKAKU TETSUDO KK·Filed 2014·Granted Apr 25, 2017·1 cites·6 claims
- 2357US7993753B2Coating liquid, titanium oxide film formed by coating liquid, and forming method thereofTOKAI RYOKAKU TETSUDO KK·Filed 2006·Granted Aug 9, 2011·0 cites·8 claims
- 2456US9707983B2Track status monitoring deviceTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Jul 18, 2017·3 cites·6 claims
- 2553US11011964B2Cage induction motorTOKAI RYOKAKU TETSUDO KK·Filed 2017·Granted May 18, 2021·0 cites·18 claims
- 2653US10906403B2Collected current monitoring deviceTOKAI RYOKAKU TETSUDO KK·Filed 2019·Granted Feb 2, 2021·0 cites·3 claims
- 2753US9984806B2Coil mounting structureTOKAI RYOKAKU TETSUDO KK·Filed 2015·Granted May 29, 2018·1 cites·1 claims
- 2853US6518718B2Speed electromotive force phase control system adapted to low speedTOKAI RYOKAKU TETSUDO KK·Filed 2001·Granted Feb 11, 2003·16 cites·4 claims
- 2952US9751538B2Sound absorbing panelTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Sep 5, 2017·0 cites·12 claims
- 3052US6615591B1Cryogenic refrigeration systemTOKAI RYOKAKU TETSUDO KK·Filed 2002·Granted Sep 9, 2003·10 cites·15 claims
- 3151US10906516B2Brake control systemTOKAI RYOKAKU TETSUDO KK·Filed 2018·Granted Feb 2, 2021·0 cites·20 claims
- 3251US7324887B2Eddy current detection of wheel speed with voltage threshold shiftingTOKAI RYOKAKU TETSUDO KK·Filed 2003·Granted Jan 29, 2008·7 cites·4 claims
- 3351US6897576B2Regenerative brakeTOKAI RYOKAKU TETSUDO KK·Filed 2001·Granted May 24, 2005·12 cites·20 claims
- 3449US9028004B2Vehicle seatTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted May 12, 2015·1 cites·13 claims
- 3549US7680579B2Eddy current detection of wheel speed with voltage threshold shiftingTOKAI RYOKAKU TETSUDO KK·Filed 2007·Granted Mar 16, 2010·2 cites·9 claims
- 3648US10377240B2Collected-current monitoring deviceTOKAI RYOKAKU TETSUDO KK·Filed 2016·Granted Aug 13, 2019·0 cites·10 claims
- 3747US10005362B2Electric vehicle control deviceTOKAI RYOKAKU TETSUDO KK·Filed 2014·Granted Jun 26, 2018·0 cites·8 claims
- 3847US2009258255A1Method for Producing Diamond Having Acicular Projection Array Structure on Surface thereof, Diamond Material, Electrode and Electronic DeviceTOKAI RYOKAKU TETSUDO KK·Filed 2006·Application pending·0 cites
- 3946US9663119B2Railroad vehicle and plug door for railroad vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted May 30, 2017·1 cites·6 claims
- 4045US5474267AMethod and device for a smooth and timely deceleration or stop in automatic train controlTOKAI RYOKAKU TETSUDO KK·Filed 1994·Granted Dec 12, 1995·20 cites·16 claims
- 4144US11097619B2Current collector monitoring systemTOKAI RYOKAKU TETSUDO KK·Filed 2016·Granted Aug 24, 2021·0 cites·20 claims
- 4244US10042062B2Earthquake prediction deviceTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Aug 7, 2018·0 cites·3 claims
- 4343US10343549B2Railway vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2015·Granted Jul 9, 2019·0 cites·4 claims
- 4443US10141789B2Converter and power receiving apparatusTOKAI RYOKAKU TETSUDO KK·Filed 2016·Granted Nov 27, 2018·0 cites·8 claims
- 4543US9073436B2Power conversion system for high-speed railway vehicles and method of controlling power conversion system for high-speed railway vehiclesTOKAI RYOKAKU TETSUDO KK·Filed 2012·Granted Jul 7, 2015·0 cites·9 claims
- 4643US2020047621A1Collected current monitoring deviceTOKAI RYOKAKU TETSUDO KK·Filed 2019·Application pending·0 cites
- 4742US11381192B2Power conversion controllerTOKAI RYOKAKU TETSUDO KK·Filed 2020·Granted Jul 5, 2022·0 cites·4 claims
- 4842USD701483SSound absorbing portions of passenger carrying carTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Mar 25, 2014·4 cites·1 claims
- 4942US2016011325A1Earthquake prediction deviceTOKAI RYOKAKU TETSUDO KK·Filed 2013·Application pending·0 cites
- 5041US2019391189A1Collected current monitoring deviceTOKAI RYOKAKU TETSUDO KK·Filed 2019·Application pending·0 cites
Showing the top 50 of 87 patent records by PatentIndex Score.
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