Assignee
OKAMOTO RIKI
JP·4 granted patents·6 citations·filing 2003–2012
Top patents by PatentIndex Score
4 records- 0177US9410231B2Steel sheet and method of manufacturing steel sheetOKAMOTO RIKI·Filed 2011·Granted Aug 9, 2016·2 cites·17 claims
- 0277US8182740B2High-strength steel sheets excellent in hole-expandability and ductilityOKAMOTO RIKI·Filed 2009·Granted May 22, 2012·2 cites·9 claims
- 0354US8192683B2High-strength steel sheets excellent in hole-expandability and ductilityOKAMOTO RIKI·Filed 2003·Granted Jun 5, 2012·2 cites·10 claims
- 0447US9267196B2Method of producing a hot rolled steel sheetOKAMOTO RIKI·Filed 2012·Granted Feb 23, 2016·0 cites·9 claims
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