Assignee
CHERRINGTON MARTIN
US·3 granted patents·21 citations·filing 2012–2017
Top patents by PatentIndex Score
3 records- 0192US10047562B1Horizontal directional drilling tool with return flow and method of using sameCHERRINGTON MARTIN·Filed 2017·Granted Aug 14, 2018·12 cites·42 claims
- 0274US8628273B2Method and apparatus for forcing a pipeline into or out of a boreholeCHERRINGTON MARTIN·Filed 2012·Granted Jan 14, 2014·5 cites·30 claims
- 0373US8998537B2Method and portable apparatus for forcing a pipeline into or out of a boreholeCHERRINGTON MARTIN·Filed 2012·Granted Apr 7, 2015·4 cites·37 claims
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