Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8167322 | Stable shop and field welding cart | — | 2012-05-01 |
| 6230805 | Methods of hydraulic fracturing | Claude Vercaemer, Douglas J. Pferdehirt | 2001-05-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8167322 | Stable shop and field welding cart | — | 2012-05-01 |
| 6230805 | Methods of hydraulic fracturing | Claude Vercaemer, Douglas J. Pferdehirt | 2001-05-15 |