Inventor · disambiguated record
Hiroki Ota
Also filed as: OTA HIROKI
62 granted patents·24 pending applications·131 citations·filing 1995–2025
98Inventor score
Top patents by PatentIndex Score
86 records- 0195US10876183B2High-strength seamless stainless steel pipe and method of manufacturing high-strength seamless stainless steel pipeJFE STEEL CORP·Filed 2016·Granted Dec 29, 2020·4 cites·8 claims
- 0293US10000824B2Material for cold-rolled stainless steel sheet and production method thereforJFE STEEL CORP·Filed 2015·Granted Jun 19, 2018·6 cites·4 claims
- 0391US11211088B2Magnetic disc, aluminum alloy substrate for magnetic disc, and production method for aluminum alloy substrateUACJ CORP·Filed 2018·Granted Dec 28, 2021·2 cites·6 claims
- 0491US8153055B2Ferritic stainless steel with excellent heat resistanceNAKAMURA TETSUYUKI·Filed 2010·Granted Apr 10, 2012·7 cites·10 claims
- 0590US12269079B2Rolling mill for diameter reducing rolling and method for manufacturing strip materialJFE STEEL CORP·Filed 2020·Granted Apr 8, 2025·1 cites·20 claims
- 0690US10876182B2High-strength seamless steel pipe for oil country tubular goods and method of producing the sameJFE STEEL CORP·Filed 2015·Granted Dec 29, 2020·2 cites·12 claims
- 0790US10844453B2High-strength seamless steel pipe for oil country tubular goods and method of producing the sameJFE STEEL CORP·Filed 2015·Granted Nov 24, 2020·2 cites·6 claims
- 0890US9073466B2Vehicle seatTOYOTA BOSHOKU KK·Filed 2013·Granted Jul 7, 2015·16 cites·8 claims
- 0989US10551723B2Electronic deviceCANON KK·Filed 2018·Granted Feb 4, 2020·4 cites·8 claims
- 1089US9920409B2Ferritic stainless steel foilJFE STEEL CORP·Filed 2013·Granted Mar 20, 2018·4 cites·16 claims
- 1189US9157137B2Ferritic stainless steel excellent in oxidation resistanceNAKAMURA TETSUYUKI·Filed 2011·Granted Oct 13, 2015·5 cites·6 claims
- 1288US10254629B2Electronic deviceCANON KK·Filed 2018·Granted Apr 9, 2019·4 cites·29 claims
- 1387US10261396B2Electronic deviceCANON KK·Filed 2018·Granted Apr 16, 2019·3 cites·13 claims
- 1487US9365915B2Ferritic stainless steelJFE STEEL CORP·Filed 2012·Granted Jun 14, 2016·3 cites·4 claims
- 1586US8607941B2Steel sheet for brake disc, and brake discYAMAUCHI KATSUHISA·Filed 2010·Granted Dec 17, 2013·5 cites·15 claims
- 1685US9279172B2Heat-resistance ferritic stainless steelKATO YASUSHI·Filed 2009·Granted Mar 8, 2016·6 cites·11 claims
- 1780US8919874B2Vehicle seat componentTOYOTA BOSHOKU KK·Filed 2012·Granted Dec 30, 2014·12 cites·6 claims
- 1877US10503053B2Electronic deviceCANON KK·Filed 2018·Granted Dec 10, 2019·1 cites·12 claims
- 1977US9777357B2Stainless steel foilJFE STEEL CORP·Filed 2013·Granted Oct 3, 2017·2 cites·6 claims
- 2077US9624563B2Stainless steel foil and catalyst carrier for exhaust gas purifying device using the foilMIZUTANI AKITO·Filed 2012·Granted Apr 18, 2017·4 cites·17 claims
- 2175US10859892B2Electronic deviceCANON KK·Filed 2019·Granted Dec 8, 2020·1 cites·23 claims
- 2272US6413332B1Method of producing ferritic Cr-containing steel sheet having excellent ductility, formability, and anti-ridging propertiesKAWASAKI STEEL CO·Filed 2000·Granted Jul 2, 2002·7 cites·11 claims
- 2369US2024198479A1Polishing head, polishing device and method of manufacturing semiconductor waferSUMCO CORP·Filed 2023·Application pending·0 cites
- 2468US12157937B2Duplex stainless steel seamless pipe and method for manufacturing sameJFE STEEL CORP·Filed 2019·Granted Dec 3, 2024·0 cites·18 claims
- 2567US11482251B2Aluminum alloy substrate for magnetic disk and method for manufacturing same, aluminum alloy base disk for magnetic disk and method for manufacturing same, and magnetic disk and method for manufacturing the sameUACJ CORP·Filed 2019·Granted Oct 25, 2022·0 cites·9 claims
- 2667US11111566B2Low alloy high strength seamless steel pipe for oil country tubular goodsJFE STEEL CORP·Filed 2018·Granted Sep 7, 2021·0 cites·4 claims
- 2767US9273382B2Stainless steel foil and catalyst carrier for exhaust gas purifying device using the foilMIZUTANI AKITO·Filed 2011·Granted Mar 1, 2016·2 cites·16 claims
- 2867US8588597B2Image blurring correction device, control method thereof, and image capture apparatusMIYAHARA SHIMPEI·Filed 2011·Granted Nov 19, 2013·2 cites·18 claims
- 2966US6458221B1Ferritic stainless steel plateKAWASAKI STEEL CO·Filed 2000·Granted Oct 1, 2002·5 cites·6 claims
- 3066US2025289378A1Coupling structure and vehicleISUZU MOTORS LTD·Filed 2025·Application pending·0 cites
- 3164US10866489B2Electronic deviceCANON KK·Filed 2019·Granted Dec 15, 2020·0 cites·18 claims
- 3263US11341995B2Aluminum alloy sheet for magnetic disk and production method therefor, and magnetic disk using said aluminum alloy sheet for magnetic diskUACJ CORP·Filed 2019·Granted May 24, 2022·0 cites·8 claims
- 3361US11731184B2Rolling straightening machine and method of manufacturing a pipe or tube or a bar using sameJFE STEEL CORP·Filed 2020·Granted Aug 22, 2023·0 cites·12 claims
- 3461US11092878B2Electronic deviceCANON KK·Filed 2020·Granted Aug 17, 2021·0 cites·7 claims
- 3561US9863023B2Ferritic stainless steel and method for manufacturing the sameJFE STEEL CORP·Filed 2013·Granted Jan 9, 2018·0 cites·20 claims
- 3660US10400318B2Ferritic stainless steelJFE STEEL CORP·Filed 2015·Granted Sep 3, 2019·0 cites·8 claims
- 3760US7200411B2Portable information terminal and communication systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Apr 3, 2007·6 cites·8 claims
- 3860US6500280B2Ferritic Cr-containing steel sheet having excellent ductility, formability, and anti-ridging propertiesKAWASAKI STEEL CO·Filed 2001·Granted Dec 31, 2002·3 cites·3 claims
- 3959US11566301B2Dual-phase stainless steel, and method of production thereofJFE STEEL CORP·Filed 2017·Granted Jan 31, 2023·0 cites·4 claims
- 4058US12359921B2Vehicle control device and host vehicle position estimation methodHITACHI ASTEMO LTD·Filed 2021·Granted Jul 15, 2025·0 cites·11 claims
- 4158US12179762B2Vehicle control device, vehicle control method, and programHITACHI ASTEMO LTD·Filed 2020·Granted Dec 31, 2024·0 cites·9 claims
- 4257US11178330B2Image stabilizing apparatus, image processing apparatus, and detection methodCANON KK·Filed 2019·Granted Nov 16, 2021·0 cites·25 claims
- 4357US10415126B2Ferritic stainless steelJFE STEEL CORP·Filed 2015·Granted Sep 17, 2019·0 cites·8 claims
- 4457US9108551B2Seat structure member and vehicle seatTOYOTA BOSHOKU KK·Filed 2013·Granted Aug 18, 2015·2 cites·16 claims
- 4556US6737018B2Corrosion-resistant chromium steel for architectural and civil engineering structural elementsJFE STEEL CORP·Filed 2002·Granted May 18, 2004·1 cites·10 claims
- 4655US9290830B2Ferritic stainless steelJFE STEEL CORP·Filed 2012·Granted Mar 22, 2016·0 cites·6 claims
- 4755US9114746B2Vehicle seatTOYOTA BOSHOKU KK·Filed 2012·Granted Aug 25, 2015·2 cites·5 claims
- 4855US6419878B2Fe-Cr alloy having excellent initial rust resistance, workability and weldabilityKAWASAKI STEEL CO·Filed 2001·Granted Jul 16, 2002·1 cites·16 claims
- 4955US2025076077A1Map Processing Device and Map Processing MethodHITACHI ASTEMO LTD·Filed 2021·Application pending·0 cites
- 5054US10745774B2Ferrite-martensite dual-phase stainless steel and method of manufacturing the sameJFE STEEL CORP·Filed 2014·Granted Aug 18, 2020·0 cites·12 claims
Showing the top 50 of 86 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →