Assignee

BRAMFITT BRUCE L

US·2 granted patents·12 citations·filing 2010–2012

Technology mixC21D2 C22C2

Top patents by PatentIndex Score

2 records

0191US8241442B2Method of making a hypereutectoid, head-hardened steel railBRAMFITT BRUCE L·Filed 2010·Granted Aug 14, 2012·11 cites·20 claims
0274US8721807B2Hypereutectoid, head-hardened steel railBRAMFITT BRUCE L·Filed 2012·Granted May 13, 2014·1 cites·20 claims

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