Inventor · disambiguated record
Kunio Hayashi
Also filed as: HAYASHI KUNIO
60 granted patents·6 pending applications·252 citations·filing 1977–2024
98Inventor score
Files withNIPPON STEEL & SUMITOMO METAL CORP26NIPPON STEEL CORP22TOYOTA MOTOR CO LTD4HAYASHI KUNIO3TOSHIBA KK3
Top patents by PatentIndex Score
66 records- 0198US9896736B2Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wallNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Feb 20, 2018·12 cites·2 claims
- 0297US10060006B2High-strength cold-rolled steel sheet having excellent local deformabilityNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Aug 28, 2018·4 cites·6 claims
- 0396US10030280B2Steel sheet and method for manufacturing steel sheetHAYASHI KUNIO·Filed 2011·Granted Jul 24, 2018·12 cites·8 claims
- 0496US9840751B2Method for manufacturing hot stamped body and hot stamped bodyNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Dec 12, 2017·14 cites·1 claims
- 0595US11905570B2Hot dip galvanized steel sheet and method for producing sameNIPPON STEEL CORP·Filed 2020·Granted Feb 20, 2024·2 cites·1 claims
- 0695US11814708B2Hot dip galvanized steel sheet and method for producing sameNIPPON STEEL CORP·Filed 2020·Granted Nov 14, 2023·2 cites·2 claims
- 0795US11274356B2Steel sheet, hot-dip galvanized steel sheet and galvannealed steel sheetNIPPON STEEL CORP·Filed 2017·Granted Mar 15, 2022·8 cites·19 claims
- 0895US9598745B2Method for manufacturing hot stamped body and hot stamped bodyHAYASHI KUNIO·Filed 2011·Granted Mar 21, 2017·18 cites·8 claims
- 0995US9587319B2Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and methods of manufacturing the sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Mar 7, 2017·3 cites·15 claims
- 1095US7842142B1High strength part and method for producing the sameNIPPON STEEL CORP·Filed 2005·Granted Nov 30, 2010·20 cites·32 claims
- 1194US10167539B2Hot-rolled steel sheet and method for producing sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Jan 1, 2019·2 cites·20 claims
- 1294US8888933B2High-strength steel sheet, hot-dipped steel sheet, and alloy hot-dipped steel sheet that have excellent fatigue, elongation, and collision characteristics, and manufacturing method for said steel sheetsHAYASHI KUNIO·Filed 2010·Granted Nov 18, 2014·11 cites·14 claims
- 1393US11261505B2High strength steel sheetNIPPON STEEL CORP·Filed 2018·Granted Mar 1, 2022·2 cites·20 claims
- 1493US9512499B2Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wallTOMOKIYO TOSHIMASA·Filed 2011·Granted Dec 6, 2016·14 cites·8 claims
- 1590US10350701B2Method of spot weldingNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Jul 16, 2019·4 cites·16 claims
- 1689US11332803B2High strength hot-dip galvanized steel sheet and production method thereforNIPPON STEEL CORP·Filed 2018·Granted May 17, 2022·2 cites·5 claims
- 1789US2024182997A1Hot dip galvanized steel sheet and method for producing sameNIPPON STEEL CORP·Filed 2024·Application pending·0 cites
- 1888US10895002B2Steel sheetNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Jan 19, 2021·2 cites·12 claims
- 1988US9567658B2Cold-rolled steel sheetTODA YURI·Filed 2012·Granted Feb 14, 2017·3 cites·12 claims
- 2087US11027522B2Steel sheet for hot stampingNIPPON STEEL CORP·Filed 2017·Granted Jun 8, 2021·1 cites·8 claims
- 2187US10501832B2Plated steel sheetNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Dec 10, 2019·2 cites·6 claims
- 2286US9273370B2Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and methods of manufacturing the sameFUJITA NOBUHIRO·Filed 2011·Granted Mar 1, 2016·3 cites·10 claims
- 2384US9631265B2Hot-rolled steel sheet and method for producing sameSANO KOHICHI·Filed 2012·Granted Apr 25, 2017·2 cites·10 claims
- 2483US9988697B2High-strength hot-rolled steel sheet having excellent local deformability and manufacturing method thereofSUWA YOSHIHIRO·Filed 2012·Granted Jun 5, 2018·2 cites·10 claims
- 2582US10787727B2Steel sheetNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Sep 29, 2020·1 cites·5 claims
- 2681US10876181B2Cold-rolled steel sheet and method of manufacturing sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Dec 29, 2020·1 cites·11 claims
- 2780US9803266B2High-strength hot-rolled steel sheet and method for producing the sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Oct 31, 2017·2 cites·4 claims
- 2876US10106873B2Hot-rolled steel sheet and manufacturing method for sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Oct 23, 2018·1 cites·4 claims
- 2975US2019177810A1Cold-rolled steel sheet and plated steel sheetNIPPON STEEL & SUMITOMO METAL CORP·Filed 2019·Application pending·0 cites
- 3074US10266928B2Method for producing a cold-rolled steel sheetNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Apr 23, 2019·0 cites·13 claims
- 3174US5751085AAxial gap type electric motor with dynamic pressure air bearingTOSHIBA KK·Filed 1995·Granted May 12, 1998·41 cites·4 claims
- 3268US9523134B2Method for producing a high strength hot-rolled steel plate exhibiting excellent acid pickling property, chemical conversion processability, fatigue property, stretch flangeability, and resistance to surface deterioration during molding, and having isotropic strength and ductilityNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Granted Dec 20, 2016·0 cites·2 claims
- 3367US5675200ADynamic pressure air bearing type electric motor with air circulating arrangementTOSHIBA KK·Filed 1995·Granted Oct 7, 1997·23 cites·9 claims
- 3465US11939650B2Hot-rolled steel sheetNIPPON STEEL CORP·Filed 2019·Granted Mar 26, 2024·0 cites·5 claims
- 3565US2014311631A1High-strength steel sheet, hot-dipped steel sheet, and alloy hot-dipped steel sheet that have excellent fatigue, elongation, and collision characteristics, and manufacturing method for said steel sheetsNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Application pending·0 cites
- 3663US11572610B2Steel sheetNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Feb 7, 2023·0 cites·8 claims
- 3763US2023304119A1Steel sheet and method for manufacturing sameNIPPON STEEL CORP·Filed 2021·Application pending·0 cites
- 3862US11408046B2High strength steel sheetNIPPON STEEL CORP·Filed 2018·Granted Aug 9, 2022·0 cites·20 claims
- 3962US10253384B2Cold-rolled steel sheet, plated steel sheet, and method for manufacturing the sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Apr 9, 2019·0 cites·6 claims
- 4062US9347122B2Manufacturing method of a high-strength cold-rolled steel sheet having excellent local deformabilitySUWA YOSHIHIRO·Filed 2012·Granted May 24, 2016·0 cites·7 claims
- 4161US11225701B2Hot dip galvanized steel sheet and hot dip galvannealed steel sheetNIPPON STEEL CORP·Filed 2018·Granted Jan 18, 2022·0 cites·10 claims
- 4260US11685963B2Zinc-plated steel sheet and manufacturing method thereofNIPPON STEEL CORP·Filed 2019·Granted Jun 27, 2023·0 cites·16 claims
- 4360US2025305102A1Steel sheetNIPPON STEEL CORP·Filed 2022·Application pending·0 cites
- 4459US11859259B2Zinc-plated steel sheet and manufacturing method thereofNIPPON STEEL CORP·Filed 2019·Granted Jan 2, 2024·0 cites·17 claims
- 4558US12006562B2Hot dip galvanized steel sheet and method for producing sameNIPPON STEEL CORP·Filed 2020·Granted Jun 11, 2024·0 cites·3 claims
- 4657US12460285B2Steel sheetNIPPON STEEL CORP·Filed 2020·Granted Nov 4, 2025·0 cites·7 claims
- 4757US9777353B2Hot-rolled steel sheet for nitriding, cold-rolled steel sheet for nitriding excellent in fatigue strength, manufacturing method thereof, and automobile part excellent in fatigue strength using the sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2012·Granted Oct 3, 2017·0 cites·3 claims
- 4856US11492687B2Steel sheetNIPPON STEEL CORP·Filed 2018·Granted Nov 8, 2022·0 cites·12 claims
- 4956US8852360B2High strength hot-rolled steel plate exhibiting excellent acid pickling property, chemical conversion processability, fatigue property, stretch flangeability, and resistance to surface deterioration during molding, and having isotropic strength and ductilityTANAHASHI HIROYUKI·Filed 2010·Granted Oct 7, 2014·0 cites·6 claims
- 5055US12281392B2Hot dip galvanized steel sheet and method for producing sameNIPPON STEEL CORP·Filed 2020·Granted Apr 22, 2025·0 cites·3 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →