Inventor · disambiguated record
Ryuji Muraoka
Also filed as: MURAOKA RYUJI
4 granted patents·9 citations·filing 2004–2020
60Inventor score
Technology areasC21D
Files withJFE STEEL CORP4
Top patents by PatentIndex Score
4 records- 0172US7520943B2Steel plate and welded steel tube exhibiting low yield ratio, high strength and high toughnessJFE STEEL CORP·Filed 2004·Granted Apr 21, 2009·9 cites·10 claims
- 0255US12227814B2Steel material for line pipes, method for producing the same, line pipe, and method for producing the line pipeJFE STEEL CORP·Filed 2020·Granted Feb 18, 2025·0 cites·16 claims
- 0351US12037666B2Steel material for line pipes, method for producing the same, and method for producing line pipeJFE STEEL CORP·Filed 2019·Granted Jul 16, 2024·0 cites·5 claims
- 0451US11401568B2Steel material for line pipes, method for producing the same, and method for producing line pipeJFE STEEL CORP·Filed 2019·Granted Aug 2, 2022·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →