Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5273109 | Retrievable packer | Napoleon Arizmendi, Richard P. Rubbo | 1993-12-28 |
| 4903777 | Dual seal packer for corrosive environments | Frank Mooney, John L. Baugh, Charles A. Ledet | 1990-02-27 |
| 4754814 | Well packer with internally adjustable shear release mechanism | — | 1988-07-05 |