Inventor
CAMWELL PAUL L
CA27 patents
⚠️ This page may combine multiple inventors who share the name “CAMWELL PAUL L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CAMWELL PAUL L
9 patentsUS8115651B2Feb 14, 2012
Drill string telemetry methods and apparatus
CAMWELL PAUL L71 citations96
US8308199B2Nov 13, 2012
Electrical isolation connector for electromagnetic gap sub
CAMWELL PAUL L12 citations81
US8174929B2May 8, 2012
Spindle for mud pulse telemetry applications
CAMWELL PAUL L13 citations81
US8393412B2Mar 12, 2013
System and method for accurate wellbore placement
CAMWELL PAUL L6 citations71
US8982667B2Mar 17, 2015
Acoustic telemetry stacked-ring wave delay isolator system and method
CAMWELL PAUL L3 citations61
US8823543B2Sep 2, 2014
Telemetry wave detection apparatus and method
CAMWELL PAUL L2 citations61
US8437220B2May 7, 2013
Parallel-path acoustic telemetry isolation system and method
CAMWELL PAUL L2 citations61
US8922387B2Dec 30, 2014
Tapered thread EM gap sub self-aligning means and method
CAMWELL PAUL L1 citations50
US8634274B2Jan 21, 2014
Spindle for mud pulse telemetry applications
CAMWELL PAUL L0 citations49
XACT DOWNHOLE TELEMETRY INC
6 patentsUS6956791B2Oct 18, 2005
Apparatus for receiving downhole acoustic signals
XACT DOWNHOLE TELEMETRY INC65 citations94
US7928861B2Apr 19, 2011
Telemetry wave detection apparatus and method
XACT DOWNHOLE TELEMETRY INC8 citations83
US8022840B2Sep 20, 2011
Telemetry transmitter optimization using time domain reflectometry
XACT DOWNHOLE TELEMETRY INC3 citations61
US7817061B2Oct 19, 2010
Telemetry transmitter optimization using time domain reflectometry
XACT DOWNHOLE TELEMETRY INC3 citations61
US9458712B2Oct 4, 2016
Acoustic telemetry stacked-ring wave delay isolator system and method
XACT DOWNHOLE TELEMETRY INC0 citations51
US7872945B2Jan 18, 2011
Dynamic efficiency optimization of piezoelectric actuator
XACT DOWNHOLE TELEMETRY INC0 citations43
RYAN ENERGY TECHNOLOGIES INC
4 patentsUS6158532ADec 12, 2000
Subassembly electrical isolation connector for drill rod
RYAN ENERGY TECHNOLOGIES INC100 citations96
US6050353AApr 18, 2000
Subassembly electrical isolation connector for drill rod
RYAN ENERGY TECHNOLOGIES INC74 citations94
US6572152B2Jun 3, 2003
Subassembly electrical isolation connector for drill rod
RYAN ENERGY TECHNOLOGIES INC47 citations90
US6367323B1Apr 9, 2002
Dynamic pressure device for oil drill systems
RYAN ENERGY TECHNOLOGIES INC25 citations89