Inventor · disambiguated record
Daisuke Hirakami
Also filed as: HIRAKAMI DAISUKE
19 granted patents·9 pending applications·27 citations·filing 2004–2019
90Inventor score
Files withNIPPON STEEL & SUMITOMO METAL CORP13NIPPON STEEL CORP6CHIDA TETSUSHI3HIRAKAMI DAISUKE2YAMASAKI SHINGO2
Top patents by PatentIndex Score
28 records- 0195US11965231B2Steel material to be starting material of carbonitrided bearing componentNIPPON STEEL CORP·Filed 2019·Granted Apr 23, 2024·4 cites·4 claims
- 0294US11168387B2Steel material for carburized bearing partNIPPON STEEL CORP·Filed 2018·Granted Nov 9, 2021·5 cites·4 claims
- 0381US8951365B2High strength steel and high strength bolt excellent in delayed fracture resistance and methods of production of sameHIRAKAMI DAISUKE·Filed 2011·Granted Feb 10, 2015·4 cites·18 claims
- 0480US10156001B2Filament for high strength steel cordNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Dec 18, 2018·1 cites·2 claims
- 0580US8876988B2Steel for nitriding and nitrided partCHIDA TETSUSHI·Filed 2011·Granted Nov 4, 2014·3 cites·14 claims
- 0679US10081846B2Steel wireNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Sep 25, 2018·2 cites·9 claims
- 0779US9212405B2Wire rod, steel wire, and manufacturing method thereofNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Dec 15, 2015·2 cites·19 claims
- 0878US8470099B2Wire rod, steel wire, and manufacturing method thereofYAMASAKI SHINGO·Filed 2010·Granted Jun 25, 2013·2 cites·15 claims
- 0975US10174399B2High carbon steel wire rod and method for manufacturing sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Granted Jan 8, 2019·1 cites·7 claims
- 1074US10457998B2Wire rod for non heat-treated mechanical part, steel wire for non heat-treated mechanical part, and non heat-treated mechanical partNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Oct 29, 2019·1 cites·19 claims
- 1159US12359268B2Carbonitrided bearing componentNIPPON STEEL CORP·Filed 2019·Granted Jul 15, 2025·0 cites·6 claims
- 1258US8557060B2High-strength steel material with excellent hydrogen embrittlement resistanceYAMASAKI SHINGO·Filed 2011·Granted Oct 15, 2013·0 cites·6 claims
- 1356US8016953B2High-strength steel material with excellent hydrogen embrittlement resistanceNIPPON STEEL CORP·Filed 2004·Granted Sep 13, 2011·2 cites·1 claims
- 1455US10435765B2Wire rod for high strength steel cordNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Oct 8, 2019·0 cites·2 claims
- 1553US11326643B2Rolling sliding member and method of producing the same, and rolling bearing including rolling sliding memberJTEKT CORP·Filed 2018·Granted May 10, 2022·0 cites·5 claims
- 1653US10487379B2High-carbon steel wire rod with excellent wire drawabilityNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Nov 26, 2019·0 cites·2 claims
- 1751US2020063246A1Steel and partNIPPON STEEL CORP·Filed 2018·Application pending·0 cites
- 1850US10808305B2High-strength PC steel wireNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Oct 20, 2020·0 cites·4 claims
- 1950US2011186182A1Steel for nitrocarburizing and nitrocarburized partsCHIDA TETSUSHI·Filed 2009·Application pending·0 cites
- 2049US10752974B2High-strength PC steel wireNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Aug 25, 2020·0 cites·4 claims
- 2148US2016244858A1Wire rod, hypereutectoid bainite steel wire, and method for manufacturing thereofNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Application pending·0 cites
- 2246US2019024222A1Steel wire for non-heat treated machine part and non-heat treated machine partNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Application pending·0 cites
- 2346US2020370142A1Drawn steel wireNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Application pending·0 cites
- 2443US10072317B2FilamentNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Sep 11, 2018·0 cites·8 claims
- 2543US2011017368A1Steel Material, Process of Fabricating Steel Material, and Apparatus of Fabricating Steel MaterialNETUREN CO LTD·Filed 2010·Application pending·0 cites
- 2641US2020048731A1Steel wire rod and manufacturing method of steel wire rodNIPPON STEEL CORP·Filed 2016·Application pending·0 cites
- 2738US2012080122A1Steel for nitriding use and nitrided partCHIDA TETSUSHI·Filed 2010·Application pending·0 cites
- 2834US2012247618A1High strength steel material and high strength bolt excellent in delayed fracture resistance and methods of production of sameHIRAKAMI DAISUKE·Filed 2011·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →