Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12110785 | System and method for monitoring motion of downhole tool components of a drilling system | Allen Kopfstein | 2024-10-08 |
| 10820959 | Medical device packaging with power source | Jan Weber, Kathryn A. Johnson, James M. Peck | 2020-11-03 |
| 10478259 | Medical device packaging with power source | Jan Weber, Kathryn A. Johnson, James M. Peck | 2019-11-19 |
| 10184301 | Downhole drilling tools and connection system for same | Carl Allison Perry, Guy A. Daigle | 2019-01-22 |
| 9976360 | System and method for damping vibration in a drill string using a magnetorheological damper | Mark Ellsworth Wassell, Jason R. Barbely, Fred Lamar Thompson | 2018-05-22 |
| 9238965 | Rotary pulser and method for transmitting information to the surface from a drill string down hole in a well | — | 2016-01-19 |
| 8944190 | System and method for damping vibration in a drill string | Mark Ellsworth Wassell, William Evans Turner, Carl Allison Perry | 2015-02-03 |
| 8662205 | System and method for damping vibration in a drill string | Mark Ellsworth Wassell, William Evans Turner, Carl Allison Perry | 2014-03-04 |
| 8240401 | System and method for damping vibration in a drill string | Mark Ellsworth Wassell, William Evans Turner, Carl Allison Perry | 2012-08-14 |
| 8087476 | System and method for damping vibration in a drill string using a magnetorheological damper | Mark Ellsworth Wassell, Jason R. Barbely | 2012-01-03 |
| 7997357 | System and method for damping vibration in a drill string | Mark Ellsworth Wassell, William Evans Turner, Carl Allison Perry | 2011-08-16 |
| 7762356 | Rotary steerable motor system for underground drilling | William Evans Turner, Carl Allison Perry, Mark Ellsworth Wassell, Jason R. Barbely, Martin E. Cobern | 2010-07-27 |
| 7389830 | Rotary steerable motor system for underground drilling | William Evans Turner, Carl Allison Perry, Mark Ellsworth Wassell, Jason R. Barbely, Martin E. Cobern | 2008-06-24 |
| 7377339 | System and method for damping vibration in a drill string | Mark Ellsworth Wassell, William Evans Turner, Carl Allison Perry | 2008-05-27 |
| 7327634 | Rotary pulser for transmitting information to the surface from a drill string down hole in a well | Carl Allison Perry, William Evans Turner | 2008-02-05 |
| 7219752 | System and method for damping vibration in a drill string | Mark Ellsworth Wassell, William Evans Turner, Carl Allison Perry | 2007-05-22 |
| 6916248 | Flexible coupling | — | 2005-07-12 |
| 6896050 | Latching system for maintaining position of component within a downhole drill string section | Denis P. Biglin, Jr., Carl Allison Perry, Thomas Floyd Rzasa, Ronald Seppa, William Evans Turner | 2005-05-24 |
| 6622803 | Stabilizer for use in a drill string | Peter R. Harvey, Michael Janusz Woods, Steve Krase, Mark Ellsworth Wassell | 2003-09-23 |