Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8752636 | Tubular handling apparatus | John D. Hooker, II, Reinhard Grosch, Thomas Kotschy, Andreas Carlsson | 2014-06-17 |
| 8708055 | Apparatus and methods for wedge lock prevention | Bernd-Georg Pietras | 2014-04-29 |
| 8485067 | Tubular joint detection system | Bernd-Georg Pietras | 2013-07-16 |
| 8441368 | Radiation guide for a detector, scattered radiation detector | Arthur John Barlow | 2013-05-14 |
| 8365834 | Tubular handling apparatus | John D. Hooker, II, Reinhard Grosch, Thomas Kotschy, Andreas Carlsson | 2013-02-05 |
| 8215687 | Remotely operated single joint elevator | Bernd-Georg Pietras, Kevin Wood, Karsten Heidecke, John D. Hooker, II, Martin Helms | 2012-07-10 |
| 8192074 | Method and apparatus for correcting the output signal of a radiation sensor and for measuring radiation | Juergen Schilz | 2012-06-05 |
| 8141642 | Fill up and circulation tool and mudsaver valve | Delaney Michael Olstad, Russell W. Thompson, Russell L Morgan, Jim Hollingsworth, Doyle Frederic Boutwell, Jr. +2 more | 2012-03-27 |
| 7707914 | Apparatus and methods for connecting tubulars | Bernd-Georg Pietras | 2010-05-04 |
| 7619744 | Movement sensor | — | 2009-11-17 |
| 7589709 | Method of measuring the movement of an input device | Carsten Heinks, Aldegonda Lucia Weijers, Marianne Francine Somers Van Os | 2009-09-15 |
| 7573463 | Apparatus equipped with an optical keyboard and optical input device | — | 2009-08-11 |
| 7439484 | Laser measurement apparatus using self-mixing effect | Aldegonda Lucia Weijers | 2008-10-21 |
| 7339683 | Method of measuring the movement of an input device | Aldegonda Lucia Weijers, Carsten Heinks, Arnoldus Johannes Martinus Jozeph Ras | 2008-03-04 |
| 7221236 | Waveguide communication system | Lukas Leyten, Diego Sommavilla | 2007-05-22 |
| 7188548 | Adapter frame for a power frame | — | 2007-03-13 |
| 7090254 | Apparatus and method aligning tubulars | Bernd-Georg Pietras | 2006-08-15 |
| 6872931 | Optical input device for measuring finger movement | Christoph Dobrusskin, Aldegonda Lucia Weijers | 2005-03-29 |
| 6816537 | Device having touch sensitivity functionality | — | 2004-11-09 |
| 6814149 | Apparatus and method for positioning a tubular relative to a tong | Jorg Schulze-Beckinghausen, Andreas Carlsson, Bernd-Georg Pietras | 2004-11-09 |
| 6759671 | Method of measuring the movement of a material sheet and optical sensor for performing the method | Gillian Mimnagh-Kelleher | 2004-07-06 |
| 6707027 | Method of measuring the movement of an input device | Aldegonda Lucia Weijers, Olaf Thomas Johan Antonie Vermeulen | 2004-03-16 |