Inventor · disambiguated record
Motoki Ohta
Also filed as: OHTA MOTOKI
29 granted patents·6 pending applications·79 citations·filing 2006–2022
94Inventor score
Top patents by PatentIndex Score
35 records- 0197US10468182B2Rapidly quenched Fe-based soft-magnetic alloy ribbon and its production method and coreHITACHI METALS LTD·Filed 2017·Granted Nov 5, 2019·6 cites·9 claims
- 0295US8177923B2Nano-crystalline, magnetic alloy, its production method, alloy ribbon and magnetic partOHTA MOTOKI·Filed 2006·Granted May 15, 2012·14 cites·27 claims
- 0394US8182620B2Nano-crystalline, magnetic alloy, its production method, alloy ribbon and magnetic partOHTA MOTOKI·Filed 2010·Granted May 22, 2012·6 cites·25 claims
- 0492US9222145B2Soft magnetic alloy ribbon and its production method, and magnetic device having soft magnetic alloy ribbonOHTA MOTOKI·Filed 2010·Granted Dec 29, 2015·6 cites·2 claims
- 0591US8414712B2Thin strip of amorphous alloy, nanocrystal soft magnetic alloy, and magnetic coreYOSHIZAWA YOSHIHITO·Filed 2009·Granted Apr 9, 2013·10 cites·3 claims
- 0691US8287666B2Nano-crystalline, magnetic alloy, its production method, alloy ribbon and magnetic partOHTA MOTOKI·Filed 2010·Granted Oct 16, 2012·9 cites·42 claims
- 0787US9224527B2Production method of ultrafine crystalline alloy ribbonHITACHI METALS LTD·Filed 2012·Granted Dec 29, 2015·3 cites·6 claims
- 0885US8007600B2Soft magnetic thin strip, process for production of the same, magnetic parts, and amorphous thin stripHITACHI METALS LTD·Filed 2008·Granted Aug 30, 2011·13 cites·12 claims
- 0981US10115509B2Ultrafine-crystalline alloy ribbon, fine-crystalline, soft-magnetic alloy ribbon, and magnetic device comprising itHITACHI METALS LTD·Filed 2013·Granted Oct 30, 2018·2 cites·6 claims
- 1081US7935196B2Soft magnetic ribbon, magnetic core, magnetic part and process for producing soft magnetic ribbonHITACHI METALS LTD·Filed 2008·Granted May 3, 2011·3 cites·25 claims
- 1176US12002607B2Fe-based amorphous alloy ribbon and method for producing same, iron core, and transformerPROTERIAL LTD·Filed 2019·Granted Jun 4, 2024·1 cites·15 claims
- 1275US9207592B2Fixing device capable of preventing temperature drop due to heat absorption and image forming apparatus including sameSHARP KK·Filed 2013·Granted Dec 8, 2015·2 cites·18 claims
- 1374US11322281B2Multilayer block core, multilayer block, and method for producing multilayer blockHITACHI METALS LTD·Filed 2017·Granted May 3, 2022·1 cites·5 claims
- 1469US11484942B2Alloy powder, fe-based nanocrystalline alloy powder and magnetic coreHITACHI METALS LTD·Filed 2019·Granted Nov 1, 2022·0 cites·8 claims
- 1569US9075382B2Image forming apparatusSHARP KK·Filed 2014·Granted Jul 7, 2015·1 cites·10 claims
- 1666US8298355B2Magnetic alloy, amorphous alloy ribbon, and magnetic partYOSHIZAWA YOSHIHITO·Filed 2008·Granted Oct 30, 2012·2 cites·7 claims
- 1765US12355301B2Stator for rotating electrical machine, rotating electrical machine, method for manufacturing stator for rotating electrical machine, and method for manufacturing rotating electrical machinePROTERIAL LTD·Filed 2020·Granted Jul 8, 2025·0 cites·8 claims
- 1864US11975377B2Amorphous metal thin strip, laminated core, and amorphous metal thin ribbon punching methodPROTERIAL LTD·Filed 2020·Granted May 7, 2024·0 cites·9 claims
- 1962US11798718B2Soft magnetic alloy, soft magnetic alloy ribbon, method of manufacturing soft magnetic alloy ribbon, magnetic core, and componentPROTERIAL LTD·Filed 2020·Granted Oct 24, 2023·0 cites·10 claims
- 2060US11170920B2Fe-based nanocrystalline alloy powder, method of producing the same, Fe-based amorphous alloy powder, and magnetic coreHITACHI METALS LTD·Filed 2018·Granted Nov 9, 2021·0 cites·9 claims
- 2157US9152100B2Image forming apparatus having a sheet guideSHARP KK·Filed 2014·Granted Oct 6, 2015·0 cites·10 claims
- 2255US9989898B2Rubbing unit, fixing device, image forming apparatus, and maintenance method of fixing deviceSHARP KK·Filed 2017·Granted Jun 5, 2018·0 cites·13 claims
- 2354US2022238266A1Soft magnetic alloy, soft magnetic alloy ribbon, method of manufacturing soft magnetic alloy ribbon, magnetic core, and componentHITACHI METALS LTD·Filed 2022·Application pending·0 cites
- 2453US2010098576A1Iron-based soft magnetic alloy, thin ribbon of amorphous alloy, and magnetic partHITACHI METALS LTD·Filed 2008·Application pending·0 cites
- 2552US11545286B2Crystalline Fe-based alloy powder and method for producing sameHITACHI METALS LTD·Filed 2018·Granted Jan 3, 2023·0 cites·16 claims
- 2652US2013314198A1Rapidly quenched fe-based soft-magnetic alloy ribbon and its production method and coreYOSHIZAWA YOSHIHITO·Filed 2012·Application pending·0 cites
- 2752US2016027566A1Primary ultrafine-crystalline alloy, nano-crystalline, soft magnetic alloy and its production method, and magnetic device formed by nano-crystalline, soft magnetic alloyHITACHI METALS LTD·Filed 2015·Application pending·0 cites
- 2851US2012318412A1Primary ultrafine-crystalline alloy, nano-crystalline, soft magnetic alloy and its production method, and magnetic device formed by nano-crystalline, soft magnetic alloyOHTA MOTOKI·Filed 2011·Application pending·0 cites
- 2950US10845744B2Fixing device and image forming apparatusSHARP KK·Filed 2019·Granted Nov 24, 2020·0 cites·7 claims
- 3047US11613799B2Fe-based amorphous alloy ribbon for Fe-based nanocrystalline alloy, and method for manufacturing the sameHITACHI METALS LTD·Filed 2018·Granted Mar 28, 2023·0 cites·15 claims
- 3147US11264156B2Magnetic core based on a nanocrystalline magnetic alloyMETGLAS INC·Filed 2015·Granted Mar 1, 2022·0 cites·21 claims
- 3247US8895186B2Anode for lithium-ion rechargeable battery and lithium-ion rechargeable battery including sameNAKABAYASHI TAKASHI·Filed 2011·Granted Nov 25, 2014·0 cites·19 claims
- 3346US11230754B2Nanocrystalline magnetic alloy and method of heat-treatment thereofMETGLAS INC·Filed 2015·Granted Jan 25, 2022·0 cites·24 claims
- 3444US2014191832A1Primary ultrafine-crystalline alloy ribbon and its cutting method, and nano-crystalline, soft magnetic alloy ribbon and magnetic device using itOHTA MOTOKI·Filed 2012·Application pending·0 cites
- 3542US12251760B2Magnetic core powder, magnetic core and coil device using it, and method for producing magnetic core powderPROTERIAL LTD·Filed 2019·Granted Mar 18, 2025·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →