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National Oilwell Varco;Attention Victor Segura
HOUSTON, TX US
1. 20100182012 Wired Pipe Signal Transmission Testing Apparatus and Method 07-22-20102. 20100175890 SPLIT-COIL, REDUNDANT ANNULAR COUPLER FOR WIRED DOWNHOLE TELEMETRY 07-15-2010
3. 20100111592 Threaded Retention Device for Downhole Transmission Lines 05-06-2010
4. 20100054273 Physically Segmented Logical Token Network 03-04-2010
5. 20090257364 Node Discovery in Physically Segmented Logical Token Network 10-15-2009
6. 20090190484 DIRECTIONAL TOPOLOGY DISCOVERY FOR DOWNHOLE NETWORKS 07-30-2009
7. 20090189777 TOPOLOGY MAINTENANCE AND DISCOVERY FACILITY FOR DOWNHOLE NETWORKS 07-30-2009
8. 20090189358 SELF-ENERGIZED BACKUP RING FOR ANNULAR SEALS 07-30-2009
9. 20090166031 MONITORING DOWNHOLE CONDITIONS WITH DRILL STRING DISTRIBUTED MEASUREMENT SYSTEM 07-02-2009