Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5979816 | Swivel release rope spool | Kyle E. Blankenship | 1999-11-09 |
| 4396071 | Mud by-pass regulator apparatus for measurement while drilling system | — | 1983-08-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5979816 | Swivel release rope spool | Kyle E. Blankenship | 1999-11-09 |
| 4396071 | Mud by-pass regulator apparatus for measurement while drilling system | — | 1983-08-02 |