Inventor · disambiguated record
Ikuhiro Sumi
Also filed as: SUMI IKUHIRO
7 granted patents·4 pending applications·6 citations·filing 2002–2025
73Inventor score
Top patents by PatentIndex Score
11 records- 0183US11041621B2Auxiliary burner for electric furnaceJFE STEEL CORP·Filed 2017·Granted Jun 22, 2021·2 cites·4 claims
- 0271US2025188553A1Method for producing molten iron using electric furnaceJFE STEEL CORP·Filed 2025·Application pending·0 cites
- 0366US2024035102A1Method for producing molten iron using electric furnaceJFE STEEL CORP·Filed 2020·Application pending·0 cites
- 0464US11083990B2Gas separation and recovery method and facilityJFE STEEL CORP·Filed 2017·Granted Aug 10, 2021·1 cites·19 claims
- 0560US6793710B2Method for blowing oxygen in converter and top-blown lance for blowing oxygenNIPPON KOKAN KK·Filed 2002·Granted Sep 21, 2004·3 cites·16 claims
- 0656US12492439B2Method for manufacturing molten iron with electric arc furnaceJFE STEEL CORP·Filed 2020·Granted Dec 9, 2025·0 cites·10 claims
- 0745US11293694B2Auxiliary burner for electric furnaceJFE STEEL CORP·Filed 2017·Granted Apr 5, 2022·0 cites·12 claims
- 0845US11040409B2Cutting machine and thermoelectric power generation methodJFE STEEL CORP·Filed 2017·Granted Jun 22, 2021·0 cites·7 claims
- 0943US10935234B2Auxiliary burner for electric furnaceJFE STEEL CORP·Filed 2017·Granted Mar 2, 2021·0 cites·10 claims
- 1038US2022204880A1Method for producing low-sulfur coalJFE STEEL CORP·Filed 2020·Application pending·0 cites
- 1138US2022220404A1Low-sulfur coal production methodJFE STEEL CORP·Filed 2020·Application pending·0 cites
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