Inventor · disambiguated record
Yoshimasa Funakawa
Also filed as: FUNAKAWA YOSHIMASA
78 granted patents·33 pending applications·237 citations·filing 1998–2023
98Inventor score
Top patents by PatentIndex Score
111 records- 0198US9644247B2Methods for manufacturing a high-strength press-formed memberJFE STEEL CORP·Filed 2013·Granted May 9, 2017·14 cites·10 claims
- 0298US9121087B2High strength steel sheet and method for manufacturing the sameMATSUDA HIROSHI·Filed 2009·Granted Sep 1, 2015·28 cites·17 claims
- 0398US8992697B2High strength press-formed member and method for manufacturing the sameMATSUDA HIROSHI·Filed 2011·Granted Mar 31, 2015·16 cites·17 claims
- 0498US8876987B2High-strength steel sheet and method for manufacturing sameJFE STEEL CORP·Filed 2012·Granted Nov 4, 2014·20 cites·20 claims
- 0597US10450642B2High-strength galvanized steel sheet and method for producing the sameJFE STEEL CORP·Filed 2015·Granted Oct 22, 2019·5 cites·17 claims
- 0697US9200343B2High strength steel sheet and method for manufacturing the sameMATSUDA HIROSHI·Filed 2011·Granted Dec 1, 2015·16 cites·15 claims
- 0796US11293074B2Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing sameJFE STEEL CORP·Filed 2018·Granted Apr 5, 2022·4 cites·8 claims
- 0896US11111558B2Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing sameJFE STEEL CORP·Filed 2018·Granted Sep 7, 2021·4 cites·16 claims
- 0995US10961600B2Steel sheet and plated steel sheet, method for producing steel sheet, and method for producing plated steel sheetJFE STEEL CORP·Filed 2017·Granted Mar 30, 2021·3 cites·18 claims
- 1094US10920294B2Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing full-hard cold-rolled steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing coated steel sheetJFE STEEL CORP·Filed 2017·Granted Feb 16, 2021·4 cites·20 claims
- 1194US10370737B2High-strength galvanized steel sheetJFE STEEL CORP·Filed 2015·Granted Aug 6, 2019·3 cites·8 claims
- 1292US11788163B2High-strength steel sheet and method for manufacturing sameJFE STEEL CORP·Filed 2019·Granted Oct 17, 2023·2 cites·4 claims
- 1392US11085101B2Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing sameJFE STEEL CORP·Filed 2018·Granted Aug 10, 2021·2 cites·16 claims
- 1492US10870902B2Cold-rolled steel sheet and manufacturing method thereforJFE STEEL CORP·Filed 2016·Granted Dec 22, 2020·6 cites·8 claims
- 1592US9657382B2High-strength hot rolled steel sheetJFE STEEL CORP·Filed 2012·Granted May 23, 2017·7 cites·12 claims
- 1692US9222155B2Method for manufacturing high strength hot-rolled steel sheet having excellent stretch flangeability and fatigue resistanceNAKAMURA NOBUYUKI·Filed 2011·Granted Dec 29, 2015·8 cites·5 claims
- 1791US10655201B2High-strength cold-rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2016·Granted May 19, 2020·3 cites·4 claims
- 1891US6666932B2High strength hot rolled steel sheetNIPPON KOKAN KK·Filed 2002·Granted Dec 23, 2003·26 cites·31 claims
- 1990US8628630B2Hot-pressed steel sheet member, steel sheet for hot-press, and method for manufacturing hot-pressed steel sheet memberKOBAYASHI AKIO·Filed 2010·Granted Jan 14, 2014·6 cites·20 claims
- 2088US8840834B2High-strength steel sheet and method for manufacturing the sameMATSUDA HIROSHI·Filed 2009·Granted Sep 23, 2014·13 cites·18 claims
- 2188US2024084412A1Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full hard steel sheet, method for producing heat-treated steel sheet, method for producing steel sheet, and method for producing coated steel sheetJFE STEEL CORP·Filed 2023·Application pending·0 cites
- 2287US11248275B2Warm-workable high-strength steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2017·Granted Feb 15, 2022·1 cites·21 claims
- 2386US10961601B2Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing steel sheet, and method for producing plated steel sheetJFE STEEL CORP·Filed 2017·Granted Mar 30, 2021·1 cites·12 claims
- 2485US11193180B2High-strength steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2017·Granted Dec 7, 2021·1 cites·4 claims
- 2583US11661642B2High-strength steel sheet and method for manufacturing sameJFE STEEL CORP·Filed 2019·Granted May 30, 2023·2 cites·5 claims
- 2682US9534271B2Hot rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2012·Granted Jan 3, 2017·4 cites·21 claims
- 2781US10920293B2Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheetJFE STEEL CORP·Filed 2017·Granted Feb 16, 2021·1 cites·24 claims
- 2880US9738960B2High strength steel sheetJFE STEEL CORP·Filed 2013·Granted Aug 22, 2017·2 cites·3 claims
- 2979US8152937B2Ferritic stainless steel sheet having superior sulfuric acid corrosion resistance and method for manufacturing the sameISHII TOMOHIRO·Filed 2008·Granted Apr 10, 2012·3 cites·9 claims
- 3078US10400316B2High strength hot rolled steel sheet having tensile strength of 780 MPa or moreJFE STEEL CORP·Filed 2014·Granted Sep 3, 2019·3 cites·7 claims
- 3177US11965222B2Method for producing hot-rolled steel sheet and method for producing cold-rolled full hard steel sheetJFE STEEL CORP·Filed 2021·Granted Apr 23, 2024·0 cites·4 claims
- 3277US11939640B2Method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, and method for producing heat-treated sheetJFE STEEL CORP·Filed 2021·Granted Mar 26, 2024·0 cites·10 claims
- 3376US9200344B2High strength hot rolled steel sheet having excellent bendability and method for manufacturing the sameSAITO HAYATO·Filed 2011·Granted Dec 1, 2015·2 cites·4 claims
- 3473US10941461B2Steel sheet, coated steel sheet, method for producing steel sheet, and method for producing coated steel sheetJFE STEEL CORP·Filed 2017·Granted Mar 9, 2021·0 cites·16 claims
- 3573US6818079B2Method for manufacturing a steel sheetNIPPON KOKAN KK·Filed 2003·Granted Nov 16, 2004·7 cites·8 claims
- 3673US6632295B2High tensile strength hot-rolled steel sheet and method for manufacturing the sameNIPPON KOKAN KK·Filed 2001·Granted Oct 14, 2003·9 cites·12 claims
- 3771US11946111B2Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full hard steel sheet, method for producing heat-treated steel sheet, method for producing steel sheet, and method for producing coated steel sheetJFE STEEL CORP·Filed 2017·Granted Apr 2, 2024·0 cites·22 claims
- 3870US11339452B2Hot-pressed steel sheet member and method for producing sameJFE STEEL CORP·Filed 2018·Granted May 24, 2022·0 cites·12 claims
- 3969US8383034B2Ferritic stainless steel sheet for water heater excellent in corrosion resistance at welded part and steel sheet toughnessJFE STEEL CORP·Filed 2008·Granted Feb 26, 2013·1 cites·3 claims
- 4066US10533236B2High-strength hot rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2017·Granted Jan 14, 2020·0 cites·4 claims
- 4165US11420247B2Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing sameJFE STEEL CORP·Filed 2018·Granted Aug 23, 2022·0 cites·9 claims
- 4265US11236406B2Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing sameJFE STEEL CORP·Filed 2018·Granted Feb 1, 2022·0 cites·16 claims
- 4363US11453926B2Steel sheet, plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full hard steel sheet, method for producing steel sheet, and method for producing plated steel sheetJFE STEEL CORP·Filed 2017·Granted Sep 27, 2022·0 cites·23 claims
- 4461US10900096B2Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheetJFE STEEL CORP·Filed 2017·Granted Jan 26, 2021·0 cites·24 claims
- 4561US2017314108A1Method of manufacturing high strength steel sheetJFE STEEL CORP·Filed 2017·Application pending·0 cites
- 4660US11643700B2High-strength steel sheet and production method thereofJFE STEEL CORP·Filed 2019·Granted May 9, 2023·0 cites·4 claims
- 4759US12365961B2High strength steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2019·Granted Jul 22, 2025·0 cites·20 claims
- 4859US11414720B2High-strength steel sheet for warm working and method for manufacturing the sameJFE STEEL CORP·Filed 2017·Granted Aug 16, 2022·0 cites·20 claims
- 4959US11091817B2High-strength steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2017·Granted Aug 17, 2021·0 cites·22 claims
- 5059US10941476B2High strength steel sheet and method for producing the sameJFE STEEL CORP·Filed 2017·Granted Mar 9, 2021·0 cites·21 claims
Showing the top 50 of 111 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →