Issued Patents All Time
Showing 101–108 of 108 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7096945 | Sand control screen assembly and treatment method using the same | Travis Hailey, Thomas Owen Roane, Ralph H. Echols | 2006-08-29 |
| 6886634 | Sand control screen assembly having an internal isolation member and treatment method using the same | — | 2005-05-03 |
| 6857476 | Sand control screen assembly having an internal seal element and treatment method using the same | — | 2005-02-22 |
| 6302208 | Gravel pack isolation system | David Walker | 2001-10-16 |
| 5727632 | Top release retrievable bridge plug or packer and method of releasing and retrieving | — | 1998-03-17 |
| 5549161 | Overpull shifting tool | Alfredo Gomez, Douglas J. Murray | 1996-08-27 |
| 5431412 | Sealing element | Paul Andrew Reinhardt, Daniel E. Dinhoble | 1995-07-11 |
| 4655095 | Compound valve | Manuel A. Russo | 1987-04-07 |