Inventor
SWIETLIK GEORGE
GB24 patents
⚠️ This page may combine multiple inventors who share the name “SWIETLIK GEORGE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PILOT DRILLING CONTROL LTD
12 patentsUS7690422B2Apr 6, 2010
Drill-string connector
PILOT DRILLING CONTROL LTD47 citations93
US7216726B2May 15, 2007
Downhole fluid-tight flexible joint
PILOT DRILLING CONTROL LTD24 citations92
US7377337B2May 27, 2008
Downhole drilling tool
PILOT DRILLING CONTROL LTD22 citations89
US6546581B1Apr 15, 2003
Casing scraper
PILOT DRILLING CONTROL LTD25 citations88
US8047278B2Nov 1, 2011
Hydraulic connector apparatuses and methods of use with downhole tubulars
PILOT DRILLING CONTROL LTD10 citations83
US6279669B1Aug 28, 2001
Indexing mechanism and apparatus incorporating the same
PILOT DRILLING CONTROL LTD12 citations68
US9677376B2Jun 13, 2017
Flow stop valve
PILOT DRILLING CONTROL LTD1 citations62
US8776887B2Jul 15, 2014
Flow stop valve
PILOT DRILLING CONTROL LTD2 citations62
US8381823B2Feb 26, 2013
Downhole tubular connector
PILOT DRILLING CONTROL LTD2 citations62
US8006753B2Aug 30, 2011
Hydraulic connector apparatuses and methods of use with downhole tubulars
PILOT DRILLING CONTROL LTD4 citations62
US8002028B2Aug 23, 2011
Hydraulic connector apparatuses and methods of use with downhole tubulars
PILOT DRILLING CONTROL LTD4 citations62
US7182161B2Feb 27, 2007
Drill string tool with bearing sleeve
PILOT DRILLING CONTROL LTD5 citations62
SWIETLIK GEORGE
7 patentsUS4572305AFeb 25, 1986
Drilling apparatus
SWIETLIK GEORGE55 citations95
US4754821AJul 5, 1988
Locking device
SWIETLIK GEORGE31 citations92
US9109410B2Aug 18, 2015
Method system and apparatus for reducing shock and drilling harmonic variation
SWIETLIK GEORGE23 citations91
US8590629B2Nov 26, 2013
Flow stop valve and method
SWIETLIK GEORGE7 citations83
US4865138ASep 12, 1989
Drill string stabilizer
SWIETLIK GEORGE8 citations73
US9347286B2May 24, 2016
Flow stop valve
SWIETLIK GEORGE2 citations55
US8752630B2Jun 17, 2014
Flow stop valve
SWIETLIK GEORGE0 citations51