Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7413031 | Apparatus and method for maintaining control of a drilling machine | Geoff D. Koch, David R. Payne | 2008-08-19 |
| 7392858 | Remote control for a drilling machine | Geoff D. Koch, David R. Payne | 2008-07-01 |
| 6871712 | Remote control for a drilling machine | Geoff D. Koch, David R. Payne | 2005-03-29 |