Inventor · disambiguated record
Reiko Sugihara
Also filed as: SUGIHARA REIKO
26 granted patents·9 pending applications·76 citations·filing 1998–2023
94Inventor score
Top patents by PatentIndex Score
35 records- 0191US10655201B2High-strength cold-rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2016·Granted May 19, 2020·3 cites·4 claims
- 0289US11261512B2Ferritic stainless steelJFE STEEL CORP·Filed 2017·Granted Mar 1, 2022·2 cites·2 claims
- 0385US11230756B2Ferritic stainless steelJFE STEEL CORP·Filed 2017·Granted Jan 25, 2022·1 cites·22 claims
- 0484US11560604B2Ferritic stainless steelJFE STEEL CORP·Filed 2017·Granted Jan 24, 2023·1 cites·5 claims
- 0584US11365467B2Ferritic stainless steelJFE STEEL CORP·Filed 2017·Granted Jun 21, 2022·1 cites·10 claims
- 0680US6837093B2Methods for making an easy-opening can endNIPPON KOKAN KK·Filed 2002·Granted Jan 4, 2005·27 cites·20 claims
- 0778US9631250B2High-strength cold-rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2013·Granted Apr 25, 2017·2 cites·3 claims
- 0875US6435368B1Easy opening can end and method for fabricating the sameNIPPON KOKAN KK·Filed 2000·Granted Aug 20, 2002·12 cites·8 claims
- 0970US2025313913A1Ferritic stainless steel and production method thereforJFE STEEL CORP·Filed 2023·Application pending·0 cites
- 1069US6635361B1Magnetic shielding steel sheet and method for producing the sameNIPPON KOKAN KK·Filed 2000·Granted Oct 21, 2003·11 cites·28 claims
- 1168US8535458B2High-strength hot-rolled steel sheet and method for manufacturing the sameKOHSAKA NORIAKI·Filed 2010·Granted Sep 17, 2013·1 cites·6 claims
- 1268US8075711B2Hot-rolled high strength steel sheet having excellent ductility, and tensile fatigue properties and method for producing the sameNAKAGAWA KOICHI·Filed 2006·Granted Dec 13, 2011·1 cites·24 claims
- 1368US6566796B2Steel sheet for tension mask, making method thereof and tension maskNIPPON KOKAN KK·Filed 2001·Granted May 20, 2003·7 cites·20 claims
- 1464US12454746B2Ferritic stainless steel for solid oxide fuel cellJFE STEEL CORP·Filed 2021·Granted Oct 28, 2025·0 cites·2 claims
- 1563US8388770B2Cold-rolled steel sheet, method of producing the same, battery, and method of producing the sameMINEJI NOBUKO·Filed 2007·Granted Mar 5, 2013·2 cites·6 claims
- 1661US11072837B2Martensitic stainless steel sheetJFE STEEL CORP·Filed 2017·Granted Jul 27, 2021·0 cites·8 claims
- 1758US6562150B2Steel sheet for heat shrink band and manufacturing method thereofNIPPON KOKAN KK·Filed 2001·Granted May 13, 2003·3 cites·14 claims
- 1857US10260133B2High-strength steel sheet and method for producing the sameJFE STEEL CORP·Filed 2014·Granted Apr 16, 2019·0 cites·4 claims
- 1956US10174430B2Si-containing high strength cold rolled steel sheet, method of producing the same, and automotive membersJFE STEEL CORP·Filed 2013·Granted Jan 8, 2019·0 cites·8 claims
- 2054US2021032731A1Ferritic stainless steelJFE STEEL CORP·Filed 2019·Application pending·0 cites
- 2152US10697039B2High-strength steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2015·Granted Jun 30, 2020·0 cites·5 claims
- 2251US11401595B2High-strength steel sheet and production method thereforJFE STEEL CORP·Filed 2017·Granted Aug 2, 2022·0 cites·6 claims
- 2351US2021102279A1Ferritic stainless steelJFE STEEL CORP·Filed 2019·Application pending·0 cites
- 2449US10760142B2High-strength steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2015·Granted Sep 1, 2020·0 cites·5 claims
- 2549US10072316B2High-strength cold-rolled steel sheet and method for producing the sameJFE STEEL CORP·Filed 2013·Granted Sep 11, 2018·0 cites·14 claims
- 2649US9598755B2High strength galvanized steel sheet having excellent deep drawability and stretch flangeability and method for manufacturing the sameKIMURA HIDEYUKI·Filed 2011·Granted Mar 21, 2017·0 cites·7 claims
- 2749US2019316236A1Ferritic stainless steelJFE STEEL CORP·Filed 2017·Application pending·0 cites
- 2845US7163592B2Steel sheet for tension mask, manufacturing method of steel sheet for tension mask, tension mask and cathode ray tubeJFE STEEL CORP·Filed 2003·Granted Jan 16, 2007·0 cites·12 claims
- 2944US7056599B2Steel sheet for magnetic shields and manufacturing method thereofSONY CORP·Filed 2003·Granted Jun 6, 2006·1 cites·11 claims
- 3044US2010221600A1Cold-Rolled Steel Sheet and Method for Producing the SameJFE STEEL CORP·Filed 2007·Application pending·0 cites
- 3142US7202593B2Steel sheet for inner magnetic shield and method of producing the same, inner magnetic shield, and color cathode ray tubeJFE STEEL CORP·Filed 2003·Granted Apr 10, 2007·1 cites·15 claims
- 3242US2017204492A1Cold-rolled steel sheet having excellent spot weldability, and manufacturing method thereforJFE STEEL CORP·Filed 2015·Application pending·0 cites
- 3341US2017292176A1Steel sheet for crown cap and method for producing the sameJFE STEEL CORP·Filed 2015·Application pending·0 cites
- 3435US2009300902A1Cold-rolled steel sheet and process for producing the sameJFE STEEL CORP·Filed 2006·Application pending·0 cites
- 3527US2002005408A1Easy-opening can endFiled 1998·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →