Inventor · disambiguated record
Seiji Nabeshima
Also filed as: NABESHIMA SEIJI
10 granted patents·3 pending applications·59 citations·filing 1995–2023
86Inventor score
Files withJFE STEEL CORP6KAWASAKI STEEL CO4JFE MINERAL & ALLOY CO LTD1JFE MINERAL & ALLOY COMPANY LTD1MIZUSHIMA FERROALLOY CO LTD1
Top patents by PatentIndex Score
13 records- 0190US10876182B2High-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
- 0290US10844453B2High-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
- 0383US6120578AMethod of producing cluster-free Al-killed steelKAWASAKI STEEL CO·Filed 1997·Granted Sep 19, 2000·21 cites·4 claims
- 0466US6117389ATitanium killed steel sheet and methodKAWASAKI STEEL CO·Filed 1998·Granted Sep 12, 2000·20 cites·18 claims
- 0564US2024375957A1Hexagonal boron nitride powder for fillerJFE MINERAL & ALLOY COMPANY LTD·Filed 2022·Application pending·0 cites
- 0663US6841123B1Rust-resistant calcium steelJFE STEEL CORP·Filed 2000·Granted Jan 11, 2005·3 cites·6 claims
- 0760US2025195346A1Hexagonal boron nitride powder for cosmetic use and cosmeticJFE MINERAL & ALLOY CO LTD·Filed 2023·Application pending·0 cites
- 0855US6764528B2Process for producing high-nitrogen ultralow-carbon steelJFE STEEL CORP·Filed 2001·Granted Jul 20, 2004·2 cites·19 claims
- 0954US2021253425A1Hexagonal boron nitride powderMIZUSHIMA FERROALLOY CO LTD·Filed 2019·Application pending·0 cites
- 1050US11008633B2Non-oriented electrical steel sheet and production method thereofJFE STEEL CORP·Filed 2017·Granted May 18, 2021·0 cites·8 claims
- 1148US10920297B2High-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
- 1238US5616188AMethod of producing molten aluminum-killed steel for thin steel sheetKAWASAKI STEEL CO·Filed 1995·Granted Apr 1, 1997·5 cites·2 claims
- 1335US5879479AMethod of making ultra low-carbon steelKAWASAKI STEEL CO·Filed 1997·Granted Mar 9, 1999·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →