Inventor · disambiguated record
Yasuhide Ishiguro
Also filed as: ISHIGURO YASUHIDE
34 granted patents·7 pending applications·98 citations·filing 1992–2022
95Inventor score
Top patents by PatentIndex Score
41 records- 0197US11306369B2High-strength stainless steel seamless pipe for oil country tubular goods, and method for producing sameJFE STEEL CORP·Filed 2018·Granted Apr 19, 2022·7 cites·4 claims
- 0296US9708681B2High-strength seamless steel pipe for oil well use having excellent resistance to sulfide stress crackingJFE STEEL CORP·Filed 2012·Granted Jul 18, 2017·13 cites·24 claims
- 0395US10876183B2High-strength seamless stainless steel pipe and method of manufacturing high-strength seamless stainless steel pipeJFE STEEL CORP·Filed 2016·Granted Dec 29, 2020·4 cites·8 claims
- 0494US11085095B2High-strength seamless stainless steel pipe for oil country tubular goods and method of manufacturing high-strength seamless stainless steel pipeJFE STEEL CORP·Filed 2016·Granted Aug 10, 2021·3 cites·17 claims
- 0594US10151011B2High-strength stainless steel seamless tube or pipe for oil country tubular goods, and method of manufacturing the sameJFE STEEL CORP·Filed 2013·Granted Dec 11, 2018·8 cites·22 claims
- 0690US11072835B2High-strength seamless stainless steel pipe for oil country tubular goods, and method for producing the sameJFE STEEL CORP·Filed 2017·Granted Jul 27, 2021·2 cites·16 claims
- 0790US10876182B2High-strength seamless steel pipe for oil country tubular goods and method of producing the sameJFE STEEL CORP·Filed 2015·Granted Dec 29, 2020·2 cites·12 claims
- 0890US10844453B2High-strength seamless steel pipe for oil country tubular goods and method of producing the sameJFE STEEL CORP·Filed 2015·Granted Nov 24, 2020·2 cites·6 claims
- 0989US10640856B2High-strength seamless steel pipe for oil country tubular goods and method of producing the sameJFE STEEL CORP·Filed 2015·Granted May 5, 2020·2 cites·16 claims
- 1089US10472690B2High-strength seamless steel pipe for oil country tubular goods and method of producing the sameJFE STEEL CORP·Filed 2015·Granted Nov 12, 2019·2 cites·16 claims
- 1187US9758850B2High strength stainless steel seamless pipe with excellent corrosion resistance for oil well and method of manufacturing the sameJFE STEEL CORP·Filed 2013·Granted Sep 12, 2017·3 cites·20 claims
- 1285US9234254B2High-strength seamless steel tube, having excellent resistance to sulfide stress cracking, for oil wells and method for manufacturing the sameEGUCHI KENICHIRO·Filed 2010·Granted Jan 12, 2016·4 cites·10 claims
- 1378US6554925B2Method for manufacturing cold-rolled steel sheetNIPPON KOKAN KK·Filed 2001·Granted Apr 29, 2003·12 cites·22 claims
- 1477US9932651B2Thick-walled high-strength seamless steel pipe with excellent sour resistance for pipe for pipeline, and process for producing sameISHIGURO YASUHIDE·Filed 2012·Granted Apr 3, 2018·2 cites·18 claims
- 1577US6652670B2Steel sheet and method for manufacturing the sameFiled 2001·Granted Nov 25, 2003·8 cites·24 claims
- 1676US10240221B2Stainless steel seamless pipe for oil well use and method for manufacturing the sameJFE STEEL CORP·Filed 2014·Granted Mar 26, 2019·1 cites·17 claims
- 1772US10151012B2High-strength stainless steel pipeJFE STEEL CORP·Filed 2014·Granted Dec 11, 2018·1 cites·2 claims
- 1869US11075508B2Thermal-insulated multi-walled pipe for superconducting power transmission and laying method thereforJFE STEEL CORP·Filed 2018·Granted Jul 27, 2021·1 cites·8 claims
- 1968US5270020AApparatus for manufacturing silicon single crystalsNIPPON KOKAN KK·Filed 1992·Granted Dec 14, 1993·20 cites·1 claims
- 2064US8608871B2High-strength steel tube having excellent chemical conversion treatability and excellent formability and method for manufacturing the sameISHIGURO YASUHIDE·Filed 2009·Granted Dec 17, 2013·1 cites·12 claims
- 2163US12448581B2Agent, oil country tubular goods, and threaded joint for oil country tubular goodsJFE STEEL CORP·Filed 2022·Granted Oct 21, 2025·0 cites·20 claims
- 2263US2009223607A1Method for manufacturing a high strength steel sheetJFE STEEL CORP·Filed 2009·Application pending·0 cites
- 2361US11486531B2Thermal-insulated multi-walled pipe for superconducting power transmissionJFE STEEL CORP·Filed 2018·Granted Nov 1, 2022·0 cites·4 claims
- 2460US10971286B2Thermal-insulated multi-walled pipe for superconducting power transmissionJFE STEEL CORP·Filed 2018·Granted Apr 6, 2021·0 cites·9 claims
- 2557US10023930B2Method of manufacturing high strength stainless steel tube or pipeJFE STEEL CORP·Filed 2013·Granted Jul 17, 2018·0 cites·3 claims
- 2654US12312552B2Agent for forming solid lubricating coating film, oil country tubular goods, threaded joint for oil country tubular goods, and method for manufacturing oil country tubular goodsJFE STEEL CORP·Filed 2022·Granted May 27, 2025·0 cites·14 claims
- 2754US11414719B2High strength stainless steel seamless pipe for oil country tubular goodsJFE STEEL CORP·Filed 2016·Granted Aug 16, 2022·0 cites·5 claims
- 2854US2011247727A1Method for processing member having excellent chemical conversion treatabilityJFE STEEL CORP·Filed 2009·Application pending·0 cites
- 2954US2005173031A1High strength steel sheet and method for manufacturing sameJFE STEEL CORP·Filed 2005·Application pending·0 cites
- 3053US11286548B2High-strength stainless steel seamless pipe for oil country tubular goods, and method for manufacturing sameJFE STEEL CORP·Filed 2018·Granted Mar 29, 2022·0 cites·9 claims
- 3153US10329633B2High-strength seamless stainless steel pipe for oil country tubular goods and method for manufacturing the sameJFE STEEL CORP·Filed 2015·Granted Jun 25, 2019·0 cites·11 claims
- 3253US9506132B2Method for manufacturing heavy wall steel pipeJFE STEEL CORP·Filed 2013·Granted Nov 29, 2016·0 cites·8 claims
- 3352US2015368734A1Method and facility for manufacturing seamless steel pipe with excellent toughnessJFE STEEL CORP·Filed 2014·Application pending·0 cites
- 3448US10920297B2High-strength seamless steel pipe for oil country tubular goods and method of producing the sameJFE STEEL CORP·Filed 2015·Granted Feb 16, 2021·0 cites·16 claims
- 3546US7942984B2Steel pipe with good magnetic properties and method of producing the sameJFE STEEL CORP·Filed 2005·Granted May 17, 2011·0 cites·6 claims
- 3646US2019048444A1Low alloy high strength seamless steel pipe for oil country tubular goodsJFE STEEL CORP·Filed 2016·Application pending·0 cites
- 3745US2024218280A1Agent for forming solid lubricating coating film, oil country tubular goods, and threaded joint for oil country tubular goodsJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 3845US2015101711A1High-strength seamless stainless steel tube for oil country tubular goods and method of manufacturing the sameJFE STEEL CORP·Filed 2013·Application pending·0 cites
- 3944US12510443B2Make-up/break-out evaluation method for threaded joint for oil country tubular goodsJFE STEEL CORP·Filed 2022·Granted Dec 30, 2025·0 cites·20 claims
- 4044US9995669B2Round bar tensile test specimen for sulfide stress corrosion cracking test of a steel, test method for sulfide stress corrosion cracking of steel, and seamless steel pipe having excellent resistance to sulfide stress corrosion crackingJFE STEEL CORP·Filed 2015·Granted Jun 12, 2018·0 cites·4 claims
- 4140US11193179B2Seamless stainless steel pipe for oil country tubular goods and method of manufacturing the sameJFE STEEL CORP·Filed 2015·Granted Dec 7, 2021·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →