Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D579955 | Two wheel articulated tool carrier chassis | Jacob A. Hamburger, Dennis E. Bass, Stephen G. Miggels, Christopher Barrow, Henry J. Mack, Jr. | 2008-11-04 |
| D579464 | Three-wheel articulated trencher | Jacob A. Hamburger, Michael D. Buck, Dennis E. Bass, Stephen G. Miggels, Christopher Barrow +1 more | 2008-10-28 |
| D572730 | Four wheel articulated tool carrier | Jacob A. Hamburger, Dennis E. Bass, Stephen G. Miggels, Christopher Barrow, Henry J. Mack, Jr. | 2008-07-08 |
| D572274 | Articulated dumper | Michael D. Buck, Jacob A. Hamburger, Dennis E. Bass, Stephen G. Miggels, Christopher Barrow +1 more | 2008-07-01 |
| D572275 | Articulated tool carrier with tower arm | Jacob A. Hamburger, Richard A. Willoughby, Dennis E. Bass, Stephen G. Miggels, Christopher Barrow +1 more | 2008-07-01 |
| D571827 | Two wheel articulated tool carrier chassis | Jacob A. Hamburger, Dennis E. Bass, Stephen G. Miggels, Christopher Barrow, Henry J. Mack, Jr. | 2008-06-24 |
| 7240742 | Pipe handling system with a movable magazine | Ricky Porter | 2007-07-10 |
| D538305 | Excavator tool carrier with cab | Jeffrey D. Smith, Michael T. Lumbers | 2007-03-13 |
| D527027 | Excavator tool carrier | Jeffrey D. Smith, Michael T. Lumbers | 2006-08-22 |
| D511531 | Excavator tool carrier | Jeffrey D. Smith, Michael T. Lumbers | 2005-11-15 |
| RE38418 | Dual member pipe joint for a dual member drill string | Arthur D. Deken | 2004-02-10 |
| 6550547 | System and method for automatically controlling a pipe handling system for a horizontal boring machine | David R. Payne, Kelvin P. Self, J. Kevin Wilda, David A. Rorabaugh | 2003-04-22 |
| 6543551 | Pipe handling device | Darrel W. Sparks, Richard W. McEwen, Arthur D. Deken, Ronald A. Frazier, James E. Franklin +2 more | 2003-04-08 |
| RE37975 | Directional boring head with blade assembly | Brent G. Stephenson, Arthur D. Deken, Richard P. Dunn | 2003-02-04 |
| RE37450 | Directional multi-blade boring head | Arthur D. Deken | 2001-11-20 |
| 6179065 | System and method for automatically controlling a pipe handling system for a horizontal boring machine | David R. Payne, Kelvin P. Self, J. Kevin Wilda, David A. Rorabaugh | 2001-01-30 |
| 6085852 | Pipe handling device | Darrel W. Sparks, Richard W. McEwen, Arthur D. Deken, Ronald A. Frazier, James E. Franklin +1 more | 2000-07-11 |
| 5941322 | Directional boring head with blade assembly | Brent G. Stephenson, Arthur D. Deken | 1999-08-24 |
| 5799740 | Directional boring head with blade assembly | Brent G. Stephenson, Arthur D. Deken | 1998-09-01 |
| 5682956 | Dual member pipe joint for a dual member drill string | Arthur D. Deken | 1997-11-04 |
| 5490569 | Directional boring head with deflection shoe and method of boring | Jimmy L. Brotherton, Roger R. Layne | 1996-02-13 |
| 5479728 | Apparatus for backfilling and tamping a trench | Arthur D. Deken, James E. Franklin | 1996-01-02 |
| 5392868 | Directional multi-blade boring head | Arthur D. Deken | 1995-02-28 |
| 5390750 | Downhole compaction and stabilization back reamer and drill bit | Arthur D. Deken | 1995-02-21 |
| 5341887 | Directional multi-blade boring head | Arthur D. Deken | 1994-08-30 |