Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905279 | Combination whipstock and seal bore diverter system | Daniel R. Hart, Roy Swanson, Kjell Nygardsvoll, Songfeng Yang, Charles W. Pleasants | 2011-03-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905279 | Combination whipstock and seal bore diverter system | Daniel R. Hart, Roy Swanson, Kjell Nygardsvoll, Songfeng Yang, Charles W. Pleasants | 2011-03-15 |