Inventor · disambiguated record
Hideki Takabe
Also filed as: TAKABE HIDEKI
15 granted patents·12 pending applications·137 citations·filing 1996–2023
90Inventor score
Files withNIPPON STEEL CORP6TAKABE HIDEKI6NIPPON STEEL & SUMITOMO METAL CORP5SUMITOMO METAL IND5AMAYA HISASHI2
Top patents by PatentIndex Score
27 records- 0197US5938865AProcess for producing high-strength seamless steel pipe having excellent sulfide stress cracking resistanceSUMITOMO METAL IND·Filed 1996·Granted Aug 17, 1999·66 cites·7 claims
- 0295US9322087B2Stainless steel for oil well, stainless steel pipe for oil well, and method of manufacturing stainless steel for oil wellNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Apr 26, 2016·5 cites·4 claims
- 0393US6217676B1Steel for oil well pipe with high corrosion resistance to wet carbon dioxide and seawater, and a seamless oil well pipeSUMITOMO METAL IND·Filed 1999·Granted Apr 17, 2001·52 cites·19 claims
- 0488US9783876B2Stainless steel for oil wells and stainless steel pipe for oil wellsNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Oct 10, 2017·5 cites·15 claims
- 0588US8608872B2High-strength stainless steel pipe excellent in sulfide stress cracking resistance and high-temperature carbonic-acid gas corrosion resistanceKONDO KUNIO·Filed 2011·Granted Dec 17, 2013·5 cites·4 claims
- 0679US10995394B2Steel bar for downhole member, and downhole memberNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted May 4, 2021·1 cites·4 claims
- 0776US10246765B2Martensitic Cr-containing steel and oil country tubular goodsNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Granted Apr 2, 2019·1 cites·16 claims
- 0870US9109268B2Stainless steel for oil well, stainless steel pipe for oil well, and method of manufacturing stainless steel for oil wellTAKABE HIDEKI·Filed 2011·Granted Aug 18, 2015·1 cites·8 claims
- 0966US2025327154A1Fe-Cr-Ni ALLOY MATERIALNIPPON STEEL CORP·Filed 2023·Application pending·0 cites
- 1064US9555496B2Process for producing welded joint using GMA welding and CO2 as a shielding gasNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Jan 31, 2017·1 cites·10 claims
- 1162US12241148B2Alloy material and oil-well seamless pipeNIPPON STEEL CORP·Filed 2020·Granted Mar 4, 2025·0 cites·6 claims
- 1261US2024401178A1Martensitic stainless steel round barNIPPON STEEL CORP·Filed 2022·Application pending·0 cites
- 1361US2024417835A1Martensitic stainless steel seamless pipe and method for producing martensitic stainless steel seamless pipeNIPPON STEEL CORP·Filed 2022·Application pending·0 cites
- 1459US11891680B2Steel material suitable for use in sour environmentNIPPON STEEL CORP·Filed 2020·Granted Feb 6, 2024·0 cites·10 claims
- 1557US2025327158A1Martensitic stainless steel materialNIPPON STEEL CORP·Filed 2022·Application pending·0 cites
- 1655US8163233B2Martensitic stainless steel for welded structuresAMAYA HISASHI·Filed 2009·Granted Apr 24, 2012·0 cites·8 claims
- 1752US10000832B2Duplex stainless steelTAKABE HIDEKI·Filed 2012·Granted Jun 19, 2018·0 cites·14 claims
- 1852US7799149B2Oil country tubular good for expansion in well and manufacturing method thereofSUMITOMO METAL IND·Filed 2008·Granted Sep 21, 2010·0 cites·12 claims
- 1949US2009032246A1Oil country tubular good for expansion in well and duplex stainless steel used for oil country tubular good for expansionTAKABE HIDEKI·Filed 2008·Application pending·0 cites
- 2048US9303296B2High-strength stainless steel for oil well and high-strength stainless steel pipe for oil wellOHE TARO·Filed 2012·Granted Apr 5, 2016·0 cites·8 claims
- 2146US2008213120A1Martensitic Stainless SteelSUMITOMO METAL IND·Filed 2005·Application pending·0 cites
- 2245US2012177529A1Duplex stainless steelAMAYA HISASHI·Filed 2012·Application pending·0 cites
- 2343US2011014083A1Stainless steel used for oil country tubular goodsSUMITOMO METAL IND·Filed 2010·Application pending·0 cites
- 2443US2007012385A1Martensitic stainless steel for oil wells and method for manufacturing martensitic stainless steel pipe for oil wellsTAKABE HIDEKI·Filed 2006·Application pending·0 cites
- 2542US2009162239A1Martensitic stainless steelTAKABE HIDEKI·Filed 2009·Application pending·0 cites
- 2641US2005224143A1High strength martensitic stainless steel excellent in carbon dioxide gas corrosion resistance and sulfide stress-corrosion cracking resistanceTAKABE HIDEKI·Filed 2005·Application pending·0 cites
- 2741US2009158799A1Metal Pipe and Manufacturing Method ThereofTAKEISHI YOSHIAKI·Filed 2006·Application pending·0 cites
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