Assignee
SAWAMURA MITSURU
JP·2 granted patents·2 citations·filing 2011–2012
Top patents by PatentIndex Score
2 records- 0176US9188253B2Oil country tubular goods with dual phase structure and producing method thereofSAWAMURA MITSURU·Filed 2011·Granted Nov 17, 2015·2 cites·20 claims
- 0241US9126283B2Electric resistance welded oil country tubular goods and manufacturing method of electric resistance welded oil country tubular goodsSAWAMURA MITSURU·Filed 2012·Granted Sep 8, 2015·0 cites·7 claims
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