Inventor · disambiguated record
Kouji Yamane
Also filed as: YAMANE KOUJI
9 granted patents·1 pending application·3 citations·filing 2012–2020
75Inventor score
Top patents by PatentIndex Score
10 records- 0185US11313005B2Seamless steel pipe and method for producing the seamless steel pipeNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Apr 26, 2022·2 cites·28 claims
- 0276US9283600B2Plug for hot pipe makingNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Mar 15, 2016·1 cites·14 claims
- 0357US9308561B2Method of producing seamless metal pipeNIPPON STEEL & SUMITOMO METAL CORP·Filed 2012·Granted Apr 12, 2016·0 cites·5 claims
- 0457US9221087B2Method of producing seamless metal pipeNIPPON STEEL & SUMITOMO METAL CORP·Filed 2012·Granted Dec 29, 2015·0 cites·4 claims
- 0555US9545658B2Piercing apparatus, plug used for piercing apparatus, and method for producing seamless steel pipeNIPPON STEEL & SUMITOMO METAL CORP·Filed 2012·Granted Jan 17, 2017·0 cites·11 claims
- 0654US11305320B2Method for producing seamless metal pipeNIPPON STEEL CORP·Filed 2018·Granted Apr 19, 2022·0 cites·2 claims
- 0753US9486845B2Inner surface regulation tool, plug, mandrel, hot rolling mill, press piercing machine, and drawing machineNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Nov 8, 2016·0 cites·9 claims
- 0852US12064798B2Method for producing seamless metal tubeNIPPON STEEL CORP·Filed 2020·Granted Aug 20, 2024·0 cites·6 claims
- 0948US11471923B2Production method of seamless steel pipeNIPPON STEEL CORP·Filed 2018·Granted Oct 18, 2022·0 cites·12 claims
- 1038US2018023179A1Method for Producing PlugNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Application pending·0 cites
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