Assignee
NIPPON STEEL & SUMIKIN SST
JP·34 granted patents·14 pending applications·38 citations·filing 2002–2020
Top patents by PatentIndex Score
48 records- 0196US10544490B2Ferritic stainless steel for fuel cell and method for producing the sameNIPPON STEEL & SUMIKIN SST·Filed 2015·Granted Jan 28, 2020·6 cites·8 claims
- 0292US10358689B2Method of producing ferritic stainless steel sheetNIPPON STEEL & SUMIKIN SST·Filed 2017·Granted Jul 23, 2019·2 cites·2 claims
- 0391US10260134B2Hot rolled ferritic stainless steel sheet for cold rolling raw materialNIPPON STEEL & SUMIKIN SST·Filed 2015·Granted Apr 16, 2019·3 cites·2 claims
- 0490US9945016B2Heat-resistant austenitic stainless steel sheetNIPPON STEEL & SUMIKIN SST·Filed 2014·Granted Apr 17, 2018·5 cites·9 claims
- 0589US10072323B2Hot rolled ferritic stainless steel sheet, method for producing same, and method for producing ferritic stainless steel sheetNIPPON STEEL & SUMIKIN SST·Filed 2015·Granted Sep 11, 2018·2 cites·12 claims
- 0688US10752973B2Ferrite-based stainless steel with high resistance to corrosiveness caused by exhaust gas and condensation and high brazing properties and method for manufacturing sameNIPPON STEEL & SUMIKIN SST·Filed 2019·Granted Aug 25, 2020·1 cites·8 claims
- 0784US10793930B2Ferritic-austenitic two-phase stainless steel material and method for manufacturing sameNIPPON STEEL & SUMIKIN SST·Filed 2017·Granted Oct 6, 2020·1 cites·16 claims
- 0883US9714459B2Heat-resistant austenitic stainless steel sheetNIPPON STEEL & SUMIKIN SST·Filed 2013·Granted Jul 25, 2017·2 cites·4 claims
- 0982US10513763B2Ferritic stainless steel plate which has excellent ridging resistance and method of production of sameNIPPON STEEL & SUMIKIN SST·Filed 2019·Granted Dec 24, 2019·0 cites·7 claims
- 1081US10894995B2Austenitic stainless steel sheet for exhaust component having excellent heat resistance and workability, turbocharger component, and method for producing austenitic stainless steel sheet for exhaust componentNIPPON STEEL & SUMIKIN SST·Filed 2017·Granted Jan 19, 2021·1 cites·21 claims
- 1181US9523402B2Stainless steel brake disc and method for production thereofNIPPON STEEL & SUMIKIN SST·Filed 2014·Granted Dec 20, 2016·2 cites·4 claims
- 1280US10648053B2Rolled ferritic stainless steel sheet, method for producing the same, and flange partNIPPON STEEL & SUMIKIN SST·Filed 2015·Granted May 12, 2020·1 cites·7 claims
- 1378US10669606B2Stainless steel having excellent brazeabilityNIPPON STEEL & SUMIKIN SST·Filed 2016·Granted Jun 2, 2020·1 cites·18 claims
- 1477US9837567B2Stainless steel substrate for solar cell having superior insulating properties and low thermal expansion coefficient and method of producing the sameNIPPON STEEL & SUMIKIN SST·Filed 2014·Granted Dec 5, 2017·1 cites·11 claims
- 1575US9863016B2Super non-magnetic soft stainless steel wire material having excellent cold workability and corrosion resistance, method for manufacturing same, steel wire, steel wire coil, and method for manufacturing sameNIPPON STEEL & SUMIKIN SST·Filed 2013·Granted Jan 9, 2018·2 cites·7 claims
- 1673US10358707B2Ferritic stainless steel plate which has excellent ridging resistance and method of production of sameNIPPON STEEL & SUMIKIN SST·Filed 2017·Granted Jul 23, 2019·0 cites·6 claims
- 1772US11427881B2Ferrite-based stainless steel plate, steel pipe, and production method thereforNIPPON STEEL & SUMIKIN SST·Filed 2020·Granted Aug 30, 2022·0 cites·14 claims
- 1871US11091824B2Ferritic stainless steel and method for producing same, and heat exchanger equipped with ferritic stainless steel as memberNIPPON STEEL & SUMIKIN SST·Filed 2015·Granted Aug 17, 2021·1 cites·12 claims
- 1970US11149324B2High strength austenitic stainless steel having excellent resistance to hydrogen embrittlement, method for manufacturing the same, and hydrogen equipment used for high-pressure hydrogen gas and liquid hydrogen environmentNIPPON STEEL & SUMIKIN SST·Filed 2016·Granted Oct 19, 2021·0 cites·10 claims
- 2070US10131977B2Ferritic stainless steel sheet having excellent brazability, heat exchanger, ferritic stainless steel sheet for heat exchangers, ferritic stainless steel, ferritic stainless steel for members of fuel supply systems, and member of fuel supply systemNIPPON STEEL & SUMIKIN SST·Filed 2014·Granted Nov 20, 2018·1 cites·20 claims
- 2170US2018044767A1Ferritic stainless steel sheetNIPPON STEEL & SUMIKIN SST·Filed 2017·Application pending·0 cites
- 2267US7883663B2Low chromium stainless steel superior in corrosion resistance of multipass welded heat affected zones and its method of productionNIPPON STEEL & SUMIKIN SST·Filed 2007·Granted Feb 8, 2011·1 cites·5 claims
- 2367US2020232062A1Rolled ferritic stainless steel sheet, method for producing the same, and flange partNIPPON STEEL & SUMIKIN SST·Filed 2020·Application pending·0 cites
- 2465US9885099B2Ferritic stainless steel sheetNIPPON STEEL & SUMIKIN SST·Filed 2013·Granted Feb 6, 2018·0 cites·7 claims
- 2564US10450623B2Ferritic stainless steel sheet having excellent heat resistanceNIPPON STEEL & SUMIKIN SST·Filed 2014·Granted Oct 22, 2019·0 cites·8 claims
- 2664US2015376732A1Ferritic stainless steel sheet which is excellent in workability and method of production of sameNIPPON STEEL & SUMIKIN SST·Filed 2014·Application pending·0 cites
- 2763US2017275723A1Ferrite-based stainless steel with high resistance to corrosiveness caused by exhaust gas and condensation and high brazing properties and method for manufacturing sameNIPPON STEEL & SUMIKIN SST·Filed 2015·Application pending·0 cites
- 2861US2015020933A1Heat-resistant cold rolled ferritic stainless steel sheet, hot rolled ferritic stainless steel sheet for cold rolling raw material, and methods for producing sameNIPPON STEEL & SUMIKIN SST·Filed 2013·Application pending·0 cites
- 2959US10501819B2High-strength austenitic stainless steel having excellent hydrogen embrittlement resistance characteristics and method for producing sameNIPPON STEEL & SUMIKIN SST·Filed 2016·Granted Dec 10, 2019·0 cites·6 claims
- 3058US2016340764A1Duplex stainless steel, duplex stainless steel slab, and duplex stainless steel materialNIPPON STEEL & SUMIKIN SST·Filed 2016·Application pending·0 cites
- 3158US2017314093A1Ferrite-based stainless steel plate, steel pipe, and production method thereforNIPPON STEEL & SUMIKIN SST·Filed 2015·Application pending·0 cites
- 3256US8048239B2Ferritic stainless steel sheet superior in shapeability and method of production of the sameNIPPON STEEL & SUMIKIN SST·Filed 2008·Granted Nov 1, 2011·0 cites·3 claims
- 3356US8043708B2Surface-treated metal, method for producing the same, exhaust component for two-wheeled vehicle or four-wheeled vehicle, and interior and exterior component for domestic applianceNIPPON STEEL & SUMIKIN SST·Filed 2005·Granted Oct 25, 2011·1 cites·9 claims
- 3456US7341637B2Ferritic stainless steel sheet excellent in press formability and workability and method for production thereofNIPPON STEEL & SUMIKIN SST·Filed 2002·Granted Mar 11, 2008·3 cites·7 claims
- 3556US2014255244A1Duplex stainless steel, duplex stainless steel slab, and duplex stainless steel materialNIPPON STEEL & SUMIKIN SST·Filed 2012·Application pending·0 cites
- 3655US9963767B2Inexpensive automotive member and feed oil pipe, exhibiting excellent salt corrosion resistanceNIPPON STEEL & SUMIKIN SST·Filed 2014·Granted May 8, 2018·1 cites·30 claims
- 3753US10385429B2Hot-rolled ferritic stainless-steel plate, process for producing same, and steel stripNIPPON STEEL & SUMIKIN SST·Filed 2014·Granted Aug 20, 2019·0 cites·9 claims
- 3853US10030282B2Ferrite-based stainless steel plate having excellent resistance against scale peeling, and method for manufacturing sameNIPPON STEEL & SUMIKIN SST·Filed 2013·Granted Jul 24, 2018·0 cites·8 claims
- 3949US2015292068A1Ferritic stainless steel having excellent heat resistanceNIPPON STEEL & SUMIKIN SST·Filed 2013·Application pending·0 cites
- 4048US10513747B2Ferritic stainless steel sheet exhibiting small increase in strength after aging heat treatment, and method of producing the sameNIPPON STEEL & SUMIKIN SST·Filed 2014·Granted Dec 24, 2019·0 cites·7 claims
- 4147US10539264B2Inexpensive automobile component and oil feed pipe having excellent salt corrosion resistanceNIPPON STEEL & SUMIKIN SST·Filed 2016·Granted Jan 21, 2020·0 cites·19 claims
- 4247US2014294660A1Hot-rolled ferritic stainless steel sheet with excellent cold cracking resistance and manufacturing process thereforNIPPON STEEL & SUMIKIN SST·Filed 2012·Application pending·0 cites
- 4344US2018080106A1Stainless steel sheet for exhaust system part use excellent in intermittent oxidation characteristic and exhaust system partNIPPON STEEL & SUMIKIN SST·Filed 2016·Application pending·0 cites
- 4443US2017253945A1Martensitic stainless steel for brake disk and method for producing said steelNIPPON STEEL & SUMIKIN SST·Filed 2015·Application pending·0 cites
- 4541US7754344B2Ferritic stainless steel welded pipe superior in expandabilityNIPPON STEEL & SUMIKIN SST·Filed 2005·Granted Jul 13, 2010·0 cites·4 claims
- 4639US10603712B2Method of increasing thickness of tube and increased thickness tubeNIPPON STEEL & SUMIKIN SST·Filed 2016·Granted Mar 31, 2020·0 cites·1 claims
- 4738US2018016655A1Ferritic stainless steel for exhaust system member having excellent corrosion resistance after heatingNIPPON STEEL & SUMIKIN SST·Filed 2016·Application pending·0 cites
- 4828US2017137946A1Clear-coated stainless steel sheetNIPPON STEEL & SUMIKIN SST·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when NIPPON STEEL & SUMIKIN SST files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →