Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5909768 | Apparatus and method for improved tubular grip assurance | Dale J. Castille, Donald E. Mosing | 1999-06-08 |
| 5791410 | Apparatus and method for improved tubular grip assurance | Dale J. Castille, Donald E. Mosing | 1998-08-11 |