JD

John P. Davis

BH Baker Hughes Holdings: 30 patents #74 of 3,522Top 3%
📍 Anchorage, AK: #5 of 588 inventorsTop 1%
🗺 Alaska: #5 of 1,355 inventorsTop 1%
Overall (All Time): #125,556 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
8863851 Milled packer retaining tool with reverse circulation Gerald D. Lynde 2014-10-21
8727009 Surface signal for flow blockage for a subterranean debris collection apparatus 2014-05-20
8555955 One trip multiple string section milling of subterranean tubulars 2013-10-15
8505651 Anchor system and method for anchoring a tool with a positional bias Nathan J. Brandt, David B. Haughton, Christopher W. Guidry 2013-08-13
8479827 Disconnect devices for downhole strings 2013-07-09
8474522 Downhole material retention apparatus Gerald D. Lynde 2013-07-02
8257585 Debris catcher with retention within screen Paul L. Connell 2012-09-04
7789154 Eductor jet bushing for downhole use 2010-09-07
7779901 Downhole debris catcher and associated mill James S. Trahan, Paul L. Connell 2010-08-24
7610957 Downhole debris catcher and associated mill James S. Trahan, Paul L. Connell 2009-11-03
7478687 Coiled tubing conveyed milling Gerald D. Lynde 2009-01-20
7472745 Well cleanup tool with real time condition feedback to the surface Gerald D. Lynde, Steve Rosenblatt 2009-01-06
7156182 Method and apparatus for one trip tubular expansion Gerald D. Lynde, John L. Baugh, Leopoldo S. Gomez 2007-01-02
7100700 Downhole ball dropping apparatus Gerald D. Lynde 2006-09-05
6899182 Method of screen or pipe expansion downhole without addition of pipe at the surface Edwin C. Howell, Steve Rosenblatt 2005-05-31
6805197 Hydraulic wireline cutter Kenneth A. Brumley, Gregory L. Hern, David B. Haughton 2004-10-19
6763753 Hydraulic wireline cutter Kenneth A. Brumley, Gregory L. Hern, David B. Haughton 2004-07-20
6702031 Anchoring device removal method and apparatus James C. Doane, Michael V. Smith, Roger Steele, David B. Haughton 2004-03-09
6679328 Reverse section milling method and apparatus Gerald D. Lynde 2004-01-20
6357528 One-trip casing cutting & removal apparatus David B. Haughton 2002-03-19
6276452 Apparatus for removal of milling debris Terry E. Cassel 2001-08-21
6260618 Method for locating placement of a guide stock in a multilateral well Jim H. Roddy, Edward T. Wood 2001-07-17
6227313 Anti-torque tool Gerald D. Lynde 2001-05-08
6125929 Casing cutter blade support sleeve Gerald D. Lynde 2000-10-03
6056049 Wellhead retrieving tool 2000-05-02