Inventor · disambiguated record
Norimasa Tsunekage
Also filed as: TSUNEKAGE NORIMASA
5 granted patents·3 pending applications·14 citations·filing 2000–2016
72Inventor score
Files withSANYO SPECIAL STEEL CO LTD5KOMATSU MFG CO LTD1KOZAWA SHUJI1NIPPON STEEL & SUMITOMO METAL CORP1
Top patents by PatentIndex Score
8 records- 0181US9469883B2Carburized steel part having excellent low cycle bending fatigue strengthNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Oct 18, 2016·2 cites·4 claims
- 0275US7195736B1Lead-free steel for machine structural use with excellent machinability and low strength anisotropySANYO SPECIAL STEEL CO LTD·Filed 2000·Granted Mar 27, 2007·10 cites·18 claims
- 0356US7445680B2Lead-free steel for machine structural use with excellent machinability and low strength anisotropySANYO SPECIAL STEEL CO LTD·Filed 2004·Granted Nov 4, 2008·2 cites·16 claims
- 0455US10060013B2Steel having superior rolling fatigue lifeSANYO SPECIAL STEEL CO LTD·Filed 2014·Granted Aug 28, 2018·0 cites·9 claims
- 0551US2012060979A1Carburized steel part having excellent low cycle bending fatigue strengthKOZAWA SHUJI·Filed 2010·Application pending·0 cites
- 0645US2005191203A1Steel for machine structural use having improved machinabilitySANYO SPECIAL STEEL CO LTD·Filed 2004·Application pending·0 cites
- 0741US2004223867A1Free machining steel for machine structural use having improved chip disposabilitySANYO SPECIAL STEEL CO LTD·Filed 2004·Application pending·0 cites
- 0838US11186901B2Chisel and steel for chiselKOMATSU MFG CO LTD·Filed 2016·Granted Nov 30, 2021·0 cites·15 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →