Inventor · disambiguated record
Shuji Kozawa
Also filed as: KOZAWA SHUJI
17 granted patents·7 pending applications·42 citations·filing 2005–2020
91Inventor score
Files withNIPPON STEEL & SUMITOMO METAL CORP5KOZAWA SHUJI4NIPPON STEEL CORP4HASHIMURA MASAYUKI2MIZUNO ATSUSHI2
Top patents by PatentIndex Score
24 records- 0194US11952650B2Steel wireNIPPON STEEL CORP·Filed 2020·Granted Apr 9, 2024·2 cites·4 claims
- 0289US12181012B2Damper springNIPPON STEEL CORP·Filed 2020·Granted Dec 31, 2024·1 cites·2 claims
- 0389US8802005B2Steel for surface hardening for machine structural use and part for machine structural useMIZUNO ATSUSHI·Filed 2010·Granted Aug 12, 2014·5 cites·3 claims
- 0488US11118251B2Rolled wire rod for spring steelNIPPON STEEL CORP·Filed 2018·Granted Sep 14, 2021·1 cites·2 claims
- 0588US7998282B2Heat treatment method of steel components, steel components and manufacture method of steel componentsAISIN AW CO·Filed 2006·Granted Aug 16, 2011·10 cites·25 claims
- 0684US8821652B2Steel for induction hardening and induction hardened steel partKOZAWA SHUJI·Filed 2010·Granted Sep 2, 2014·3 cites·3 claims
- 0782US8328956B2Carbonitrided induction hardened steel part superior in surface fatigue strength at high temperature and method of production of sameKOZAWA SHUJI·Filed 2008·Granted Dec 11, 2012·5 cites·8 claims
- 0881US9469883B2Carburized steel part having excellent low cycle bending fatigue strengthNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Oct 18, 2016·2 cites·4 claims
- 0981US8673094B2Case hardening steel and manufacturing method thereofHASHIMURA MASAYUKI·Filed 2011·Granted Mar 18, 2014·2 cites·13 claims
- 1079US10724125B2Spring steelNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Jul 28, 2020·1 cites·4 claims
- 1178US9156231B2Steel for machine structure use for surface hardening and steel part for machine structure useNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Oct 13, 2015·1 cites·6 claims
- 1277US8733199B2Gears and its process of manufactureOBAYASHI KOJI·Filed 2011·Granted May 27, 2014·6 cites·13 claims
- 1375US8430974B2Carburized and induction-hardened componentTANIGUCHI TAKAO·Filed 2006·Granted Apr 30, 2013·3 cites·19 claims
- 1466US9777343B2Steel for surface hardening for machine structural use and part for machine structural useNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Granted Oct 3, 2017·0 cites·1 claims
- 1560US12006994B2Valve springNIPPON STEEL CORP·Filed 2020·Granted Jun 11, 2024·0 cites·2 claims
- 1659US2011041959A1Steel for machine structure use for surface hardening and steel part for machine structure useMIZUNO ATSUSHI·Filed 2009·Application pending·0 cites
- 1756US2012018063A1Case-hardened steel superiorin cold workability, machinability, and fatigue characteristics after carburized quenching and method of production of sameHASHIMURA MASAYUKI·Filed 2009·Application pending·0 cites
- 1853US2016060744A1Case-hardening steel and case-hardened steel memberNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Application pending·0 cites
- 1951US2012060979A1Carburized steel part having excellent low cycle bending fatigue strengthKOZAWA SHUJI·Filed 2010·Application pending·0 cites
- 2050US9139894B2Steel for machine structure exhibiting excellent machinabilityAISO TOSHIHARU·Filed 2011·Granted Sep 22, 2015·0 cites·25 claims
- 2149US8535459B2Steel material for hardeningMIYANISHI KEI·Filed 2011·Granted Sep 17, 2013·0 cites·5 claims
- 2249US2006137766A1Case-hardening steel superior in tooth surface fatigue strength, gear using the same, and method of production of the sameNIPPON STEEL CORP AND HONDA MO·Filed 2005·Application pending·0 cites
- 2343US2012247619A1Carburized steel and its process of manufactureOBAYASHI KOJI·Filed 2011·Application pending·0 cites
- 2440US2012318408A1Steel part excellent in temper softening resistanceKOZAWA SHUJI·Filed 2011·Application pending·0 cites
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