Inventor
DURRAND CHRISTOPHER
US16 patents
⚠️ This page may combine multiple inventors who share the name “DURRAND CHRISTOPHER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALL DAVID R
13 patentsUS7453768B2Nov 18, 2008
High-speed, downhole, cross well measurement system
HALL DAVID R68 citations98
US8061784B2Nov 22, 2011
Retention system
HALL DAVID R45 citations97
US7426968B2Sep 23, 2008
Drill bit assembly with a probe
HALL DAVID R32 citations92
US7265649B1Sep 4, 2007
Flexible inductive resistivity device
HALL DAVID R42 citations92
US8316964B2Nov 27, 2012
Drill bit transducer device
HALL DAVID R14 citations84
US8267196B2Sep 18, 2012
Flow guide actuation
HALL DAVID R6 citations84
US8130117B2Mar 6, 2012
Drill bit with an electrically isolated transmitter
HALL DAVID R13 citations84
US8061443B2Nov 22, 2011
Downhole sample rate system
HALL DAVID R9 citations84
US7598886B2Oct 6, 2009
System and method for wirelessly communicating with a downhole drill string
HALL DAVID R11 citations84
US8408336B2Apr 2, 2013
Flow guide actuation
HALL DAVID R3 citations63
US7572134B2Aug 11, 2009
Centering assembly for an electric downhole connection
HALL DAVID R6 citations63
US8140259B2Mar 20, 2012
Location device with a gravity measuring device
HALL DAVID R5 citations62
US8237584B2Aug 7, 2012
Changing communication priorities for downhole LWD/MWD applications
HALL DAVID R4 citations61