Assignee
CHAU ALBERT W
US·4 granted patents·1 pending application·86 citations·filing 2011–2012
Top patents by PatentIndex Score
5 records- 0197US8695727B2Drill string adapter and method for inground signal couplingCHAU ALBERT W·Filed 2011·Granted Apr 15, 2014·39 cites·26 claims
- 0295US9000940B2Drill string inground isolator in an MWD system and associated methodCHAU ALBERT W·Filed 2012·Granted Apr 7, 2015·23 cites·113 claims
- 0395US8662200B2Sonde with integral pressure sensor and methodCHAU ALBERT W·Filed 2011·Granted Mar 4, 2014·20 cites·47 claims
- 0482US8499646B2Utility pull-back tension monitoring arrangement with sensor output compensation and methodCHAU ALBERT W·Filed 2011·Granted Aug 6, 2013·4 cites·16 claims
- 0539US2012218863A1Inground drill string housing and method for signal couplingCHAU ALBERT W·Filed 2011·Application pending·0 cites
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