Assignee
TOYOTA CHUO KENKYUSHO KK
JP·318 granted patents·84 pending applications·2,336 citations·filing 1991–2025
Top patents by PatentIndex Score
402 records- 0197US9257589B2Single photon avalanche diode with second semiconductor layer burried in epitaxial layerTOYOTA CHUO KENKYUSHO KK·Filed 2014·Granted Feb 9, 2016·46 cites·19 claims
- 0297US7637836B2Power transmission systemTOYOTA CHUO KENKYUSHO KK·Filed 2006·Granted Dec 29, 2009·66 cites·39 claims
- 0397US7618919B2Catalyst support and method of producing the sameTOYOTA CHUO KENKYUSHO KK·Filed 2006·Granted Nov 17, 2009·81 cites·16 claims
- 0496US9616386B2Catalyst for purification of exhaust gas, NOx storage-reduction catalyst, and method for purifying exhaust gasTOYOTA CHUO KENKYUSHO KK·Filed 2016·Granted Apr 11, 2017·11 cites·14 claims
- 0596US9249720B2Ammonia fueled internal combustion engine with exhaust purificationTOYOTA CHUO KENKYUSHO KK·Filed 2013·Granted Feb 2, 2016·19 cites·12 claims
- 0696US7261782B2Titanium alloy having high elastic deformation capacity and method for production thereofTOYOTA CHUO KENKYUSHO KK·Filed 2001·Granted Aug 28, 2007·71 cites·20 claims
- 0795US10961607B2Hardfacing alloy and hardfacing memberTOYOTA CHUO KENKYUSHO KK·Filed 2018·Granted Mar 30, 2021·31 cites·9 claims
- 0895US9939577B2Diffraction structure, diffraction grating, diffraction grating array, optical phased array, optical modulator, optical filter, laser sourceTOYOTA CHUO KENKYUSHO KK·Filed 2017·Granted Apr 10, 2018·34 cites·13 claims
- 0995US9431439B2Light detectorTOYOTA CHUO KENKYUSHO KK·Filed 2013·Granted Aug 30, 2016·51 cites·6 claims
- 1095US7966127B2Vehicle motion control deviceTOYOTA CHUO KENKYUSHO KK·Filed 2005·Granted Jun 21, 2011·79 cites·19 claims
- 1195US7713908B2Porous composite metal oxide and method of producing the sameTOYOTA CHUO KENKYUSHO KK·Filed 2005·Granted May 11, 2010·35 cites·16 claims
- 1294US7791458B2Alerting illumination deviceTOYOTA CHUO KENKYUSHO KK·Filed 2007·Granted Sep 7, 2010·39 cites·15 claims
- 1394US7646036B2Electrode and Group III nitride-based compound semiconductor light-emitting device having the electrodeTOYOTA CHUO KENKYUSHO KK·Filed 2008·Granted Jan 12, 2010·30 cites·20 claims
- 1493US9817121B2Radar apparatus and method of determining sign of velocityTOYOTA CHUO KENKYUSHO KK·Filed 2014·Granted Nov 14, 2017·29 cites·1 claims
- 1593US7423316B2Semiconductor devicesTOYOTA CHUO KENKYUSHO KK·Filed 2005·Granted Sep 9, 2008·35 cites·8 claims
- 1693US7214643B2Metal oxide and method for producing the same, and catalystTOYOTA CHUO KENKYUSHO KK·Filed 2003·Granted May 8, 2007·44 cites·21 claims
- 1792US10329984B2Oxygen storage/release materialTOYOTA CHUO KENKYUSHO KK·Filed 2018·Granted Jun 25, 2019·5 cites·8 claims
- 1892US9647544B2Magnetic component, power converter and power supply systemTOYOTA CHUO KENKYUSHO KK·Filed 2013·Granted May 9, 2017·11 cites·8 claims
- 1992US9409152B2Catalyst support for purification of exhaust gas, catalyst for purification of exhaust gas using the same, and method for producing the catalyst support for purification of exhaust gasTOYOTA CHUO KENKYUSHO KK·Filed 2013·Granted Aug 9, 2016·11 cites·15 claims
- 2091US9531036B2Garnet-type ion conducting oxide, complex, lithium secondary battery, manufacturing method of garnet-type ion conducting oxide and manufacturing method of complexTOYOTA CHUO KENKYUSHO KK·Filed 2014·Granted Dec 27, 2016·13 cites·6 claims
- 2191US9477078B2MEMS deviceTOYOTA CHUO KENKYUSHO KK·Filed 2013·Granted Oct 25, 2016·19 cites·5 claims
- 2291US7438849B2Titanium alloy and process for producing the sameTOYOTA CHUO KENKYUSHO KK·Filed 2003·Granted Oct 21, 2008·42 cites·8 claims
- 2391US6915702B2Piezoresistive transducersTOYOTA CHUO KENKYUSHO KK·Filed 2002·Granted Jul 12, 2005·46 cites·10 claims
- 2491US5187943AControl apparatus for air-conditionerTOYOTA CHUO KENKYUSHO KK·Filed 1991·Granted Feb 23, 1993·99 cites·14 claims
- 2590US10981465B2System, and method for swapping self driving energy module for an energy management systemTOYOTA CHUO KENKYUSHO KK·Filed 2017·Granted Apr 20, 2021·10 cites·20 claims
- 2690US10174728B2Heat storage deviceTOYOTA CHUO KENKYUSHO KK·Filed 2017·Granted Jan 8, 2019·4 cites·8 claims
- 2790US10112181B2Catalyst for purification of exhaust gas, method for producing the same, and method for purification of exhaust gas using the sameTOYOTA CHUO KENKYUSHO KK·Filed 2016·Granted Oct 30, 2018·5 cites·9 claims
- 2890US8904765B2Internal combustion engineTOYOTA CHUO KENKYUSHO KK·Filed 2013·Granted Dec 9, 2014·10 cites·5 claims
- 2990US8043992B2Inorganic mixed oxide and catalyst for purification of exhaust gas using the sameTOYOTA CHUO KENKYUSHO KK·Filed 2008·Granted Oct 25, 2011·13 cites·6 claims
- 3090US6245439B1composite material and method for the manufactureTOYOTA CHUO KENKYUSHO KK·Filed 1995·Granted Jun 12, 2001·87 cites·55 claims
- 3189US11894717B2Voltage setting system for power distributionTOYOTA CHUO KENKYUSHO KK·Filed 2021·Granted Feb 6, 2024·2 cites·20 claims
- 3289US7888840B2Microphone and a method of manufacturing a microphoneTOYOTA CHUO KENKYUSHO KK·Filed 2006·Granted Feb 15, 2011·28 cites·19 claims
- 3389US7767345B2Lithium-air batteryTOYOTA CHUO KENKYUSHO KK·Filed 2008·Granted Aug 3, 2010·21 cites·12 claims
- 3489US7248958B2Road surface state estimating apparatus, road surface friction state estimating apparatus, road surface state physical quantity calculating apparatus, and road surface state announcing apparatusTOYOTA CHUO KENKYUSHO KK·Filed 2003·Granted Jul 24, 2007·29 cites·26 claims
- 3589US7025907B2Carbon-containing lithium-iron composite phosphorus oxide for lithium secondary battery positive electrode active material and process for producing the sameTOYOTA CHUO KENKYUSHO KK·Filed 2002·Granted Apr 11, 2006·55 cites·12 claims
- 3688US12247699B2High-pressure tankTOYOTA CHUO KENKYUSHO KK·Filed 2022·Granted Mar 11, 2025·1 cites·6 claims
- 3788US8384236B2Vehicle mounted converterTOYOTA CHUO KENKYUSHO KK·Filed 2010·Granted Feb 26, 2013·7 cites·3 claims
- 3888US7211839B2Group III nitride semiconductor deviceTOYOTA CHUO KENKYUSHO KK·Filed 2004·Granted May 1, 2007·49 cites·22 claims
- 3988US7189475B2Lithium secondary batteryTOYOTA CHUO KENKYUSHO KK·Filed 2001·Granted Mar 13, 2007·42 cites·11 claims
- 4088US6926875B2Porous material process of producing the porous material, catalyst for purifying exhaust gas comprising the porous material, method of purifying exhaust gasTOYOTA CHUO KENKYUSHO KK·Filed 2002·Granted Aug 9, 2005·33 cites·20 claims
- 4187US9887656B2Information processing device, information storage device, and control device of rotary electric machineTOYOTA CHUO KENKYUSHO KK·Filed 2015·Granted Feb 6, 2018·5 cites·12 claims
- 4287US7879475B2Solid polymer electrolyte, solid polymer fuel cell and method for manufacturing the fuel cellTOYOTA CHUO KENKYUSHO KK·Filed 2006·Granted Feb 1, 2011·15 cites·7 claims
- 4387US7275793B2SeatTOYOTA CHUO KENKYUSHO KK·Filed 2002·Granted Oct 2, 2007·62 cites·36 claims
- 4486US10385186B2Carbon material precursor and method for producing carbon material using the sameTOYOTA CHUO KENKYUSHO KK·Filed 2017·Granted Aug 20, 2019·2 cites·8 claims
- 4586US10247163B2Ignition device for internal combustion engineTOYOTA CHUO KENKYUSHO KK·Filed 2017·Granted Apr 2, 2019·3 cites·16 claims
- 4686US9914666B2Nanoheterostructure and method for producing the sameTOYOTA CHUO KENKYUSHO KK·Filed 2015·Granted Mar 13, 2018·3 cites·9 claims
- 4786US7949469B2Obstacle avoidance control device and recording mediumTOYOTA CHUO KENKYUSHO KK·Filed 2006·Granted May 24, 2011·11 cites·13 claims
- 4886US7935653B2Metal oxide nanoporous material, coating composition to obtain the same, and methods of manufacturing themTOYOTA CHUO KENKYUSHO KK·Filed 2005·Granted May 3, 2011·8 cites·37 claims
- 4986US7065257B2Image processing method and apparatusTOYOTA CHUO KENKYUSHO KK·Filed 2002·Granted Jun 20, 2006·34 cites·22 claims
- 5086US6933259B2Composite oxide powder, a method for producing the same and a catalyst using the sameTOYOTA CHUO KENKYUSHO KK·Filed 2001·Granted Aug 23, 2005·31 cites·21 claims
Showing the top 50 of 402 patent records by PatentIndex Score.
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