Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7234546 | Drilling and cementing casing system | Ray Vincent, George Givens, Christiaan D. Krauss, Edward T. Wood, Friedhelm Makohl +1 more | 2007-06-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7234546 | Drilling and cementing casing system | Ray Vincent, George Givens, Christiaan D. Krauss, Edward T. Wood, Friedhelm Makohl +1 more | 2007-06-26 |