Assignee
KARCHER JEFFERY D
US·4 granted patents·40 citations·filing 2009–2012
Top patents by PatentIndex Score
4 records- 0194US8672028B2Settable compositions comprising interground perlite and hydraulic cementKARCHER JEFFERY D·Filed 2011·Granted Mar 18, 2014·22 cites·27 claims
- 0288US8726990B2Lost-circulation material made from a recycled ceramicKARCHER JEFFERY D·Filed 2011·Granted May 20, 2014·8 cites·24 claims
- 0384US8807216B2Cement compositions comprising particulate foamed elastomers and associated methodsKARCHER JEFFERY D·Filed 2009·Granted Aug 19, 2014·6 cites·18 claims
- 0477US8592352B2Cement compositions comprising particulate foamed elastomers and associated methodsKARCHER JEFFERY D·Filed 2012·Granted Nov 26, 2013·4 cites·18 claims
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