Inventor · disambiguated record
Chikara Kami
Also filed as: KAMI CHIKARA
36 granted patents·23 pending applications·195 citations·filing 2001–2018
97Inventor score
Top patents by PatentIndex Score
59 records- 0197US10975459B2Ferritic stainless steelJFE STEEL CORP·Filed 2016·Granted Apr 13, 2021·5 cites·1 claims
- 0297US9809869B2Thick-walled high-strength hot rolled steel sheet having excellent hydrogen induced cracking resistance and manufacturing method thereofJFE STEEL CORP·Filed 2016·Granted Nov 7, 2017·7 cites·10 claims
- 0396US10272513B2Ferritic stainless steel sheet for plasma arc welding and welding method thereforJFE STEEL CORP·Filed 2015·Granted Apr 30, 2019·7 cites·12 claims
- 0496US9493865B2Thick-walled high-strength hot rolled steel sheet with excellent low-temperature toughness and method of producing sameJFE STEEL CORP·Filed 2015·Granted Nov 15, 2016·7 cites·16 claims
- 0596US6702904B2High tensile cold-rolled steel sheet having excellent strain aging hardening propertiesJFE STEEL CORP·Filed 2001·Granted Mar 9, 2004·46 cites·10 claims
- 0695US10450625B2Ferritic stainless steel and method for producing sameJFE STEEL CORP·Filed 2015·Granted Oct 22, 2019·5 cites·4 claims
- 0794US10458013B2Ferritic stainless steel and process for producing sameJFE STEEL CORP·Filed 2015·Granted Oct 29, 2019·5 cites·4 claims
- 0894US7879287B2Hot-rolled steel sheet for high-strength electric-resistance welded pipe having sour-gas resistance and excellent weld toughness, and method for manufacturing the sameJFE STEEL CORP·Filed 2005·Granted Feb 1, 2011·15 cites·9 claims
- 0993US9752216B2High-strength hot rolled steel sheet with excellent bendability and low-temperature toughness, and method for manufacturing the sameJFE STEEL CORP·Filed 2012·Granted Sep 5, 2017·5 cites·16 claims
- 1089US6695932B2Cold-rolled steel sheet having excellent strain aging hardening properties and method for producing the sameJFE STEEL CORP·Filed 2001·Granted Feb 24, 2004·22 cites·6 claims
- 1188US10900104B2Hot rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2018·Granted Jan 26, 2021·1 cites·5 claims
- 1288US6902632B2High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereofJFE STEEL CORP·Filed 2003·Granted Jun 7, 2005·16 cites·3 claims
- 1387US10714764B2Stainless steel sheet for fuel cell separators and method for producing the sameJFE STEEL CORP·Filed 2016·Granted Jul 14, 2020·3 cites·2 claims
- 1486US10301693B2High-strength hot-rolled steel sheet and method for producing the sameJFE STEEL CORP·Filed 2016·Granted May 28, 2019·1 cites·17 claims
- 1584US11560604B2Ferritic stainless steelJFE STEEL CORP·Filed 2017·Granted Jan 24, 2023·1 cites·5 claims
- 1684US10655195B2Martensitic stainless steelJFE STEEL CORP·Filed 2016·Granted May 19, 2020·2 cites·2 claims
- 1783US10047416B2Hot rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2013·Granted Aug 14, 2018·2 cites·8 claims
- 1883US8784577B2Thick high-tensile-strength hot-rolled steel sheet having excellent low-temperature toughness and manufacturing method thereofKAMI CHIKARA·Filed 2010·Granted Jul 22, 2014·3 cites·19 claims
- 1982US11220732B2Ferritic stainless steel sheetJFE STEEL CORP·Filed 2017·Granted Jan 11, 2022·1 cites·16 claims
- 2077US10400299B2High-carbon hot-rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2014·Granted Sep 3, 2019·1 cites·6 claims
- 2177US7501030B2Hot-rolled steel strip for high strength electric resistance welding pipe and manufacturing method thereofJFE STEEL CORP·Filed 2004·Granted Mar 10, 2009·11 cites·11 claims
- 2277US6899771B2High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereofJFE STEEL CORP·Filed 2003·Granted May 31, 2005·8 cites·3 claims
- 2376US7101445B2Cold rolled steel sheet and galvanized steel sheet having strain age hardenability and method of producing the sameJFE STEEL CORP·Filed 2003·Granted Sep 5, 2006·14 cites·2 claims
- 2474US7067023B2Cold rolled steel sheet and galvanized steel sheet having strain age hardenability and method of producing the sameJFE STEEL CORP·Filed 2003·Granted Jun 27, 2006·7 cites·3 claims
- 2567US2017333982A1Method of manufacturing steel strip for coiled tubingJFE STEEL CORP·Filed 2017·Application pending·0 cites
- 2666US9580782B2Thick high-tensile-strength hot-rolled steel sheet having excellent low-temperature toughness and manufacturing method thereofJFE STEEL CORP·Filed 2014·Granted Feb 28, 2017·0 cites·12 claims
- 2766US2016068937A1High-strength hot-rolled steel sheet and method for producing the same (as amended)JFE STEEL CORP·Filed 2014·Application pending·0 cites
- 2865US10876180B2Method of manufacturing hot rolled steel sheet for square column for building structural membersJFE STEEL CORP·Filed 2017·Granted Dec 29, 2020·0 cites·11 claims
- 2961US2011126944A1Thick-walled high-strength hot rolled steel sheet with excellent low-temperature toughness and method for producing sameJFE STEEL CORP·Filed 2009·Application pending·0 cites
- 3060US10988853B2Stainless steel sheet including Ni and O-containing coating on surface and method for producing stainless steel sheetJFE STEEL CORP·Filed 2017·Granted Apr 27, 2021·0 cites·14 claims
- 3160US10400318B2Ferritic stainless steelJFE STEEL CORP·Filed 2015·Granted Sep 3, 2019·0 cites·8 claims
- 3259US2015004050A1Steel strip for coiled tubing and method of manufacturing the sameJFE STEEL CORP·Filed 2013·Application pending·0 cites
- 3357US10415126B2Ferritic stainless steelJFE STEEL CORP·Filed 2015·Granted Sep 17, 2019·0 cites·8 claims
- 3457US10400298B2High-carbon hot-rolled steel sheet and method for producing the sameJFE STEEL CORP·Filed 2014·Granted Sep 3, 2019·0 cites·10 claims
- 3555US10988825B2Martensitic stainless steel sheetJFE STEEL CORP·Filed 2017·Granted Apr 27, 2021·0 cites·1 claims
- 3654US10745774B2Ferrite-martensite dual-phase stainless steel and method of manufacturing the sameJFE STEEL CORP·Filed 2014·Granted Aug 18, 2020·0 cites·12 claims
- 3754US9708680B2Hot rolled steel sheet for square column for building structural membersKAMI CHIKARA·Filed 2012·Granted Jul 18, 2017·0 cites·9 claims
- 3854US2012018056A1Thick-walled high-strength hot rolled steel sheet having excellent hydrogen induced cracking resistance and manufacturing method thereofNAKAGAWA KINYA·Filed 2010·Application pending·0 cites
- 3953US10516174B2Metal sheet for separators of polymer electrolyte fuel cells, and metal sheet for manufacturing the sameJFE STEEL CORP·Filed 2016·Granted Dec 24, 2019·0 cites·3 claims
- 4053US2015368738A1High-strength hot-rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2014·Application pending·0 cites
- 4153US2015368739A1High-strength hot-rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2014·Application pending·0 cites
- 4253US2016076124A1High strength hot rolled steel sheet and method for manufacturing the same (as amended)JFE STEEL CORP·Filed 2014·Application pending·0 cites
- 4351US2016060723A1High strength hot-rolled steel sheet and method of producing the sameJFE STEEL CORP·Filed 2014·Application pending·0 cites
- 4451US2015368741A1High-strength hot-rolled steel sheet and method for manufacturing the same (as amended)JFE STEEL CORP·Filed 2014·Application pending·0 cites
- 4550US2014352852A1Hot rolled high tensile strength steel sheet and method for manufacturing sameJFE STEEL CORP·Filed 2012·Application pending·0 cites
- 4650US2015232970A1Hot-rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2013·Application pending·0 cites
- 4748US10801084B2Material for cold rolled stainless steel sheets, method for manufacturing the same, and cold rolled steel sheetJFE STEEL CORP·Filed 2015·Granted Oct 13, 2020·0 cites·12 claims
- 4847US2003015263A1Cold rolled steel sheet and galvanized steel sheet having strain aging hardening property and method for producing the sameFiled 2001·Application pending·0 cites
- 4947US2019106775A1Ferritic stainless steel sheetJFE STEEL CORP·Filed 2017·Application pending·0 cites
- 5046US10837075B2Hot rolled and annealed ferritic stainless steel sheet, method of producing same, and cold rolled and annealed ferritic stainless steel sheetJFE STEEL CORP·Filed 2015·Granted Nov 17, 2020·0 cites·6 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →