Inventor · disambiguated record
Atsushi Soma
Also filed as: SOMA ATSUSHI
15 granted patents·2 pending applications·10 citations·filing 2011–2023
85Inventor score
Files withNIPPON STEEL CORP12NIPPON STEEL & SUMITOMO METAL CORP2NUMATA MITSUHIRO1SEIKO EPSON CORP1SOMA ATSUSHI1
Top patents by PatentIndex Score
17 records- 0192US11155893B2Steel material suitable for use in sour environmentNIPPON STEEL CORP·Filed 2019·Granted Oct 26, 2021·2 cites·7 claims
- 0287US9175371B2Steel for steel tube with excellent sulfide stress cracking resistanceNUMATA MITSUHIRO·Filed 2011·Granted Nov 3, 2015·5 cites·2 claims
- 0385US11313005B2Seamless steel pipe and method for producing the seamless steel pipeNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Apr 26, 2022·2 cites·28 claims
- 0480US10233520B2Low-alloy steel pipe for an oil wellNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Mar 19, 2019·1 cites·8 claims
- 0570US11332813B2Steel material suitable for use in sour environmentNIPPON STEEL CORP·Filed 2019·Granted May 17, 2022·0 cites·7 claims
- 0668US11174539B2Steel material suitable for use in sour environmentNIPPON STEEL CORP·Filed 2019·Granted Nov 16, 2021·0 cites·10 claims
- 0765US11078558B2Steel material, oil-well steel pipe, and method for producing steel materialNIPPON STEEL CORP·Filed 2017·Granted Aug 3, 2021·0 cites·19 claims
- 0864US11773460B2Steel pipe and method for producing steel pipeNIPPON STEEL CORP·Filed 2019·Granted Oct 3, 2023·0 cites·10 claims
- 0963US11905580B2Seamless steel pipe suitable for use in sour environmentNIPPON STEEL CORP·Filed 2019·Granted Feb 20, 2024·0 cites·17 claims
- 1063US11434554B2Steel material suitable for use in sour environmentNIPPON STEEL CORP·Filed 2019·Granted Sep 6, 2022·0 cites·11 claims
- 1159US11891680B2Steel material suitable for use in sour environmentNIPPON STEEL CORP·Filed 2020·Granted Feb 6, 2024·0 cites·10 claims
- 1259US11643712B2Steel pipe and method for producing steel pipeNIPPON STEEL CORP·Filed 2019·Granted May 9, 2023·0 cites·10 claims
- 1356US12384151B2Head unit and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2023·Granted Aug 12, 2025·0 cites·8 claims
- 1453US11898216B2Seamless steel pipe heat-treatment-finishing-treatment continuous facilityNIPPON STEEL CORP·Filed 2019·Granted Feb 13, 2024·0 cites·13 claims
- 1551US2022098712A1Steel material suitable for use in sour environmentNIPPON STEEL CORP·Filed 2020·Application pending·0 cites
- 1650US2019376167A1Steel Material and Method for Producing Steel MaterialNIPPON STEEL CORP·Filed 2018·Application pending·0 cites
- 1746US9777352B2Oil-well steel pipe having excellent sulfide stress cracking resistanceSOMA ATSUSHI·Filed 2012·Granted Oct 3, 2017·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →