Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5191156 | Drill string enclosure | Douglass J. Kuhns, Otto Wiersholm, Timothy A. Miller | 1993-03-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5191156 | Drill string enclosure | Douglass J. Kuhns, Otto Wiersholm, Timothy A. Miller | 1993-03-02 |