Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8215887 | Pipe-handling apparatus and methods | Douglas A. Hunter, Friedhold Brost | 2012-07-10 |
| 7832974 | Pipe-handling apparatus | Douglas A. Hunter, Friedhold Brost | 2010-11-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8215887 | Pipe-handling apparatus and methods | Douglas A. Hunter, Friedhold Brost | 2012-07-10 |
| 7832974 | Pipe-handling apparatus | Douglas A. Hunter, Friedhold Brost | 2010-11-16 |