BH

Bunker Hill

Schlumberger Technology: 14 patents #386 of 7,293Top 6%
QE Quidnet Energy: 1 patents #5 of 6Top 85%
Overall (All Time): #313,591 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12123293 Method for generating self-propped hydraulic fractures Howard K. Schmidt, Scott Brian Wright, Henry C. Lau 2024-10-22
8991245 Apparatus and methods for characterizing a reservoir Troy Fields, Julian Pop, Yves Barriol, Oivind Brockmeier, Jean Desroches +6 more 2015-03-31
8047286 Formation evaluation system and method Alexander F. Zazovsky 2011-11-01
7762334 Eccentrically-disposed choke injector Andrew C. Posluszny 2010-07-27
7703526 Apparatus and method for characterizing a reservoir Troy Fields, Oivind Brockmeier, Edward Harrigan, Charles Fensky, Ali Eghbali +1 more 2010-04-27
7637321 Apparatus and method for unsticking a downhole tool Alexander F. Zazovsky, Richard Meehan 2009-12-29
7431107 Coring bit with uncoupled sleeve Gary W. Contreras, Edward Harrigan, Robert W. Sundquist, Lennox Reid, Dean W. Lauppe +1 more 2008-10-07
7380599 Apparatus and method for characterizing a reservoir Troy Fields, Oivind Brockmeier, Edward Harrigan, Charles Fensky, Ali Eghbali +1 more 2008-06-03
7222671 Apparatus and method for formation evaluation Derek Caudwell, Anthony Robert Holmes Goodwin, Martin Trusler, Michael W. Frels, Kai Hsu +3 more 2007-05-29
7090012 Method and apparatus for subsurface fluid sampling Alexander Zazovosky 2006-08-15
6964301 Method and apparatus for subsurface fluid sampling Alexander Zazovosky 2005-11-15
6729416 Method and apparatus for retaining a core sample within a coring tool Gary W. Contreras, Edward Harrigan, Robert W. Sundquist, Dean W. Lauppe, Sony Tran 2004-05-04
6719049 Fluid sampling methods and apparatus for use in boreholes John Sherwood, John Barry Fitzgerald 2004-04-13
6412575 Coring bit and method for obtaining a material core sample Edward Harrigan, Robert W. Sundquist, Dean W. Lauppe, Gary W. Contreras, Sony Tran 2002-07-02
6371221 Coring bit motor and method for obtaining a material core sample Edward Harrigan, Gary W. Contreras, Robert W. Sundquist, Dean W. Lauppe, Sony Tran 2002-04-16