KS

Kenneth E. Stephenson

Schlumberger Technology: 50 patents #37 of 7,293Top 1%
SW Sangamo Weston: 1 patents #37 of 91Top 45%
Overall (All Time): #51,024 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 25 most recent of 52 patents

Patent #TitleCo-InventorsDate
10845502 Optimization of neutron-gamma tools for inelastic gamma-ray logging David Rose, Avtandil Tkabladze, Christian Stoller, John J. Simonetti 2020-11-24
10162079 Neutron-gamma density through normalized inelastic ratio Avtandil Tkabladze, Michael Evans 2018-12-25
10145979 Gamma-ray detectors for downhole applications Bradley A. Roscoe, James A. Grau, Zilu Zhou, Markus Berheide 2018-12-04
9897719 Optimization of neutron-gamma tools for inelastic-gamma ray logging David Rose, Avtandil Tkabladze, Christian Stoller, Donna Simonetti 2018-02-20
9715022 Scintillation detector package having radioactive support apparatus Wolfgang Ziegler, Christian Stoller 2017-07-25
9671519 Neutron-gamma density through normalized inelastic ratio Avtandil Tkabladze, Michael Evans 2017-06-06
9659740 Radiation generator adjusting beam focusing based upon a diagnostic electrode Matthieu Simon 2017-05-23
9599729 Gamma-ray detectors for downhole applications Bradley A. Roscoe, James A. Grau, Zilu Zhou, Markus Berheide 2017-03-21
9568638 Identification of neutron capture from a pulsed neutron logging tool John Barry Fitzgerald 2017-02-14
9395464 Scintillation detector package having radioactive reflective material therein Wolfgang Ziegler 2016-07-19
9394781 Logging-while-drilling tool incorporating electronic radiation generator and method for using same Matthieu Simon, Peter Wraight, Christian Stoller, Andrew Bazarko 2016-07-19
9357629 Neutron generator 2016-05-31
9310491 Scintillator with tapered geometry for radiation detectors 2016-04-12
9263222 Target extender in radiation generator Frederic Gicquel 2016-02-16
9053893 Radiation generator having bi-polar electrodes Jani Reijonen, Frederic Gicquel, Joel L. Groves, Peter Wraight 2015-06-09
8912484 Photomultipler-based neutron detector Roman Vladimirovich Korkin, Wolfgang Ziegler 2014-12-16
8901483 Gamma-ray detectors for downhole applications Bradley A. Roscoe, James A. Grau, Zilu Zhou, Markus Berheide 2014-12-02
8853617 Photomultiplier for well-logging tool 2014-10-07
8822912 Ion source having increased electron path length Jani Reijonen, Irina Molodetsky 2014-09-02
8785841 Scintillation detector package having radioactive window therein Wolfgang Ziegler 2014-07-22
8779351 Ion source employing secondary electron generation Jani Reijonen, Irina Molodetsky 2014-07-15
8742328 Logging-while-drilling tool incorporating electronic radiation generator and method for using same Matthieu Simon, Peter Wraight, Christian Stoller, Andrew Bazarko 2014-06-03
8612193 Processing and interpretation of real-time data from downhole and surface sensors Bhavani Raghuraman, Terizhandur S. Ramakrishnan, Lalitha Venkataramanan, Jose Navarro 2013-12-17
7960687 Sourceless downhole X-ray tool Matthieu Simon 2011-06-14
7791017 Method to simultaneously determine pore hydrocarbon density and water saturation from pulsed neutron measurements John Barry Fitzgerald 2010-09-07