Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6910531 | Rotating drilling stripper | — | 2005-06-28 |
| 6896076 | Rotating drilling head gripper | John E. Nelson, Ready Johnson | 2005-05-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6910531 | Rotating drilling stripper | — | 2005-06-28 |
| 6896076 | Rotating drilling head gripper | John E. Nelson, Ready Johnson | 2005-05-24 |