Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987924 | Automatic control system for connecting a dual-member pipe | Bradley E. Mitchell | 2011-08-02 |
| 7628226 | Automatic control system for connecting a dual-member pipe | Bradley E. Mitchell | 2009-12-08 |
| 7413031 | Apparatus and method for maintaining control of a drilling machine | Lee Widener, David R. Payne | 2008-08-19 |
| 7392858 | Remote control for a drilling machine | Lee Widener, David R. Payne | 2008-07-01 |
| 7011166 | System and method for assisting with automatically connecting pipe joints with a horizontal boring machine | Brad Mitchell, David A. Rorabaugh | 2006-03-14 |
| 6871712 | Remote control for a drilling machine | Lee Widener, David R. Payne | 2005-03-29 |