Assignee
MACPHERSON JOHN D
US·4 granted patents·19 citations·filing 2009–2015
Top patents by PatentIndex Score
4 records- 0187US9007231B2Synchronization of distributed measurements in a boreholeMACPHERSON JOHN D·Filed 2013·Granted Apr 14, 2015·8 cites·19 claims
- 0266US8248266B2Bidirectional telemetry apparatus and methods for wellbore operationsMACPHERSON JOHN D·Filed 2009·Granted Aug 21, 2012·9 cites·19 claims
- 0364US10494883B2Wired pipe auto-stabbing guideMACPHERSON JOHN D·Filed 2015·Granted Dec 3, 2019·1 cites·9 claims
- 0452US8543336B2Distributed measurement of mud temperatureMACPHERSON JOHN D·Filed 2009·Granted Sep 24, 2013·1 cites·23 claims
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