Inventor · disambiguated record
Bruce L. Bramfitt
Also filed as: BRAMFITT BRUCE L
9 granted patents·85 citations·filing 1981–2016
87Inventor score
Files withBETHLEHEM STEEL CORP4ARCELORMITTAL INVESTIG Y DESARROLLO S L2BRAMFITT BRUCE L2ARCELORMITTAL INVESTIGACIÓN Y DESARROLLO SL1
Top patents by PatentIndex Score
9 records- 0191US8241442B2Method of making a hypereutectoid, head-hardened steel railBRAMFITT BRUCE L·Filed 2010·Granted Aug 14, 2012·11 cites·20 claims
- 0286US4398970ATitanium and vanadium dual-phase steel and method of manufactureBETHLEHEM STEEL CORP·Filed 1981·Granted Aug 16, 1983·37 cites·6 claims
- 0382US9476107B2Method of making high strength steel crane railARCELORMITTAL INVESTIGACIÓN Y DESARROLLO SL·Filed 2013·Granted Oct 25, 2016·7 cites·19 claims
- 0474US8721807B2Hypereutectoid, head-hardened steel railBRAMFITT BRUCE L·Filed 2012·Granted May 13, 2014·1 cites·20 claims
- 0569US4415376AFormable high strength low alloy steel sheetBETHLEHEM STEEL CORP·Filed 1982·Granted Nov 15, 1983·16 cites·6 claims
- 0668US9512501B2Hypereutectoid-head steel railARCELORMITTAL INVESTIG Y DESARROLLO S L·Filed 2014·Granted Dec 6, 2016·0 cites·24 claims
- 0761US5017335AMicroalloyed steel and process for preparing a railroad joint barBETHLEHEM STEEL CORP·Filed 1989·Granted May 21, 1991·9 cites·10 claims
- 0844US10604819B2Method of making high strength steel crane railARCELORMITTAL INVESTIG Y DESARROLLO S L·Filed 2016·Granted Mar 31, 2020·0 cites·19 claims
- 0928US5387392AHigh strength, high toughness steel grade and gas cylinder thereofBETHLEHEM STEEL CORP·Filed 1993·Granted Feb 7, 1995·4 cites·20 claims
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