Assignee
KOCH ELMAR
DE·11 granted patents·27 citations·filing 2006–2012
Top patents by PatentIndex Score
11 records- 0173US9243453B2Method for operating a horizontal drilling device and horizontal drilling deviceKOCH ELMAR·Filed 2011·Granted Jan 26, 2016·5 cites·11 claims
- 0269US9291008B2Dual pipe rod assembly section, horizontal drilling device and probe housingKOCH ELMAR·Filed 2012·Granted Mar 22, 2016·3 cites·18 claims
- 0368US8863859B2Method for determining the wear of a force-loaded linkage of an earth-working deviceKOCH ELMAR·Filed 2009·Granted Oct 21, 2014·4 cites·22 claims
- 0468US8075224B2Method and device for reconstructing old underground pipesKOCH ELMAR·Filed 2006·Granted Dec 13, 2011·5 cites·13 claims
- 0559US8882393B2Tool for longitudinally subdividing sewer pipesKOCH ELMAR·Filed 2009·Granted Nov 11, 2014·4 cites·13 claims
- 0657US9080394B2Threaded connectionKOCH ELMAR·Filed 2009·Granted Jul 14, 2015·2 cites·20 claims
- 0756US9347267B2Horizontal drilling deviceKOCH ELMAR·Filed 2011·Granted May 24, 2016·1 cites·9 claims
- 0855US9523240B2Method for producing a horizontal bore in the ground and horizontal drilling deviceKOCH ELMAR·Filed 2011·Granted Dec 20, 2016·1 cites·16 claims
- 0950US8413311B2Device for connecting a string section with a pulling element which extends through the string section, and method for tensioning of string sections to form a stringKOCH ELMAR·Filed 2007·Granted Apr 9, 2013·2 cites·17 claims
- 1049US9103166B2Rod assembly and device for trenchless rehabilitation of pipelinesKOCH ELMAR·Filed 2012·Granted Aug 11, 2015·0 cites·21 claims
- 1148US8857475B2Method and system for rehabilitating an old pipeKOCH ELMAR·Filed 2011·Granted Oct 14, 2014·0 cites·10 claims
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