Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193350 | Well tool having a removable collar for allowing production fluid flow | Nicholas A. Kuo, Matthew Roseman, Luke William Holderman | 2021-12-07 |
| 9650863 | Safety valve system for cable deployed electric submersible pump | — | 2017-05-16 |
| 9587462 | Safety valve system for cable deployed electric submersible pump | James Dan Vick, Jr., Leo G. Collins, Tom Swan, Gary L. Stephenson | 2017-03-07 |
| 7717183 | Top-down hydrostatic actuating module for downhole tools | Michael Dale Ezell, Roderick Brand Falconer, James W. Scott | 2010-05-18 |
| 5117906 | Compact, retrievable packer | Henry L. Restarick, John R. Setterberg, Jr., Pat. M. White | 1992-06-02 |
| 4886113 | Positive indication shear ring | Colby M. Ross, James D. Hendrickson | 1989-12-12 |
| 4846281 | Dual flapper valve assembly | Sammy R. Clary, Richard M. Sproul | 1989-07-11 |
| 4840229 | Multiple position service seal unit with positive position indicating means | Lewis D. Proctor, Colby M. Ross, Brian P. Manzi | 1989-06-20 |
| 4832129 | Multi-position tool and method for running and setting a packer | Richard M. Sproul, Carter R. Young, John B. Wilkie, Jr. | 1989-05-23 |
| 4813481 | Expendable flapper valve | Richard M. Sproul, Richard L. Grant, Kennedy J. Brown | 1989-03-21 |
| 4722392 | Multiple position service seal unit with positive position indicating means | Lewis D. Proctor, Colby M. Ross, Brian P. Manzi | 1988-02-02 |