Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7305366 | Content revocation and license modification in a digital rights management (DRM) system on a computing device | Charlie Chase, Philip J. Lafornara, Jeffrey R. McKune, Clifford P. Strom, Vijay K. Gajjala | 2007-12-04 |
| 7301339 | Estimating the concentration of a substance in a sample using NMR | Yuesheng Cheng, Abdel M. Kharrat, Robert Freedman | 2007-11-27 |
| 7253618 | Method for determining more accurate diffusion coefficient distributions of reservoir fluids using Bi-polar pulsed field gradients | Robert Freedman | 2007-08-07 |
| 7152166 | Digital rights management (DRM) encryption and data-protection for content on device without interactive authentication | Clifford P. Strom, Jonas Helin | 2006-12-19 |
| 7136838 | Digital license and method for obtaining/providing a digital license | Marcus Peinado, Rajasekhar Abburi, Paul England, Jeffrey R. C. Bell, Arnold Blinn +1 more | 2006-11-14 |
| 7110985 | Content revocation and license modification in a digital rights management (DRM) system on a computing device | Charlie Chase, Philip J. Lafornara, Jeffrey R. McKune, Clifford P. Strom, Vijay K. Gajjala | 2006-09-19 |
| 7080043 | Content revocation and license modification in a digital rights management (DRM) system on a computing device | Charlie Chase, Philip J. Lafornara, Jeffrey R. McKune, Clifford P. Strom, Vijay K. Gajjala | 2006-07-18 |
| 7065507 | Supervised license acquisition in a digital rights management system on a computing device | Sohail Baig Mohammed, Kipley J. Olson, Jeffrey R. McKune | 2006-06-20 |
| 7065787 | Publishing content in connection with digital rights management (DRM) architecture | Pratul Dublish, Sandeep Sahasrabudhe, Clifford P. Strom | 2006-06-20 |
| 7039615 | Retail transactions involving digital content in a digital rights management (DRM) system | Vijay K. Gajjala, Jeffrey R. McKune | 2006-05-02 |
| 6958604 | Apparatus and methods for J-edit nuclear magnetic resonance measurement | Li An, Yi-Qiao Song | 2005-10-25 |
| 6938469 | Method for determining properties of formation fluids | — | 2005-09-06 |
| 6937013 | NMR tool for making formation evaluation measurements using gradient echoes | — | 2005-08-30 |
| 6844728 | Preconditioning spins near a nuclear magnetic resonance region in a borehole | Peter Speier | 2005-01-18 |
| 6774628 | Nuclear magnetic resonance imaging using phase encoding with non-linear gradient fields | — | 2004-08-10 |
| 6772340 | Digital rights management system operating on computing device and having black box tied to computing device | Marcus Peinado, Donna Liu | 2004-08-03 |
| 6570381 | Nuclear magnetic resonance well logging method and apparatus | Peter Speier, Boqin Sun, Reza Taherian, Christian Straley | 2003-05-27 |
| 6492809 | Preconditioning spins near a nuclear magnetic resonance region | Peter Speier | 2002-12-10 |
| 6400149 | Nuclear magnetic resonance apparatus and method for generating an axisymmetric magnetic field having straight contour lines in the resonance region | Bruno Luong, Martin E. Poitzsch | 2002-06-04 |
| 6392410 | Nuclear magnetic resonance apparatus and method for generating an axisymmetric magnetic field having straight contour lines in the resonance region | Bruno Luong, Martin E. Poitzsch | 2002-05-21 |
| 6373248 | Nuclear magnetic resonance logging with azimuthal resolution | Martin E. Poitzsch, Peter Speier, Shu-Kong Chang, Jaideva C. Goswami | 2002-04-16 |
| 6366089 | Nuclear magnetic resonance logging with azimuthal resolution | Martin E. Poitzsch, Peter Speier, Shu-Kong Chang, Jaideva C. Goswami | 2002-04-02 |
| 6326784 | Nuclear magnetic resonance logging with azimuthal resolution using gradient coils | Steven F. Crary, Ralf Heidler, Bruno Luong, Peter Speier | 2001-12-04 |
| 6255817 | Nuclear magnetic resonance logging with azimuthal resolution | Martin E. Poitzsch, Peter Speier, Shu-Kong Chang, Jaideva C. Goswami | 2001-07-03 |
| 6246236 | Apparatus and method for obtaining a nuclear magnetic resonance measurement while drilling | Martin E. Poitzsch, Steven F. Crary, Ralf Heidler, Bruno Luong, Peter Speier | 2001-06-12 |