Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9784041 | Drilling rig riser identification apparatus | Nathan Kinert, Leon Ellison, Rheinhold Kammann, Manfred Worms, Guy L. McClung, III | 2017-10-10 |
| 9170089 | System and method for measuring pipe | Kevin D. Logan, Andres Rodriguez, Claudio Aguirre | 2015-10-27 |
| 8196472 | Ultrasonic probe apparatus, system, and method for detecting flaws in a tubular | Yanming Guo, Qingshan Yuan | 2012-06-12 |
| 8166823 | Membrane-coupled ultrasonic probe system for detecting flaws in a tubular | Yanming Guo, Kevin D. Logan, Qingshan Yuan | 2012-05-01 |
| 8016037 | Drilling rigs with apparatus identification systems and methods | Robert Bloom, Leon Ellison, Reinhold Kammann, Manfred Worms, Guy L. McClung, III | 2011-09-13 |
| 7958715 | Chain with identification apparatus | Nathan Kinert, Leon Ellison, Reinhold Kammann, Manfred Worms, Guy L. McClung, III | 2011-06-14 |
| 7946356 | Systems and methods for monitored drilling | William L. Koederitz, Michael Porche, Graham Watson, Aaron C. Cooke, Leon Ellison +3 more | 2011-05-24 |
| 7484625 | Shale shakers and screens with identification apparatuses | Eric Scott, Leon Ellison, Reinhold Kammann, Manfred Worms, Guy L. McClung, III | 2009-02-03 |
| 7159654 | Apparatus identification systems and methods | Leon P. Ellison, Reinhold Kammann, Manfred Worms, Guy L. McClung, III | 2007-01-09 |
| 6931748 | Riser and tubular inspection systems | Manfred Worms, Helmut Knapwost, Bernd Helmut Dobberstein, Reinhold Kammann, Matthias Janssen | 2005-08-23 |
| 6862099 | Tubular ovality testing | Manfred Worms, Helmut Knapwost, Bernd Helmut Dobberstein | 2005-03-01 |
| 6772636 | Pipe flaw detector | Gregory Michael Vaselakos | 2004-08-10 |
| 6748808 | Flaw detection in tubular members | Joseph Gregory Kemper, Antonio Manocchio | 2004-06-15 |
| 6745136 | Pipe inspection systems and methods | John E. Harris | 2004-06-01 |
| 6622561 | Tubular member flaw detection | Joseph Gregory Kemper, Antonio Manocchio | 2003-09-23 |
| 6578422 | Ultrasonic detection of flaws in tubular members | Joseph Gregory Kemper | 2003-06-17 |
| 5855513 | Electronic matching and position game | — | 1999-01-05 |
| 5672108 | Electronic game with separate emitter | Ralph F. Osterhout | 1997-09-30 |
| 5534775 | Method and apparatus for noncontact magnetic particle stray magnetic flux testing of cylindrical members | William W. Curtis, Jr., Roy C. Grubbs | 1996-07-09 |
| 5043663 | Method and apparatus for detecting angular defects in a tubular member | — | 1991-08-27 |
| 5030911 | Method and apparatus for displaying defects in tubular members on a two-dimensional map in a variety of display modes | — | 1991-07-09 |
| 4792756 | Method and apparatus for measuring axially extending defects in ferromagnetic elements | Marvin Milewits, James E. Bradfield | 1988-12-20 |
| 4710712 | Method and apparatus for measuring defects in ferromagnetic elements | James E. Bradfield, John E. Kahil, Mark S. Jaynes, Gordon L. Moake, Marvin Milewits +2 more | 1987-12-01 |
| 4636727 | Method and apparatus for detecting the location of defects in tubular sections moving past a well head | John E. Kahil, Marvin Milewits, James E. Bradfield | 1987-01-13 |
| 4629985 | Method and apparatus for measuring defects in tubular members | Stylianos Papadimitriou | 1986-12-16 |