Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10619425 | Packer retrieval extension for metal to metal sealing in tension and compression | Frank J. Maenza, Stephen Bisset | 2020-04-14 |
| 10329868 | Releasably locked debris barrier for a subterranean tool | Frank J. Maenza, Nicholas S. Conner, Robert J. Taylor, Gary L. Anderson | 2019-06-25 |
| 10260301 | Cut to release packer extension | Frank J. Maenza, Gary L. Anderson | 2019-04-16 |
| 9915121 | Seal pressure relaxation device prior to release of retrievable packer | Larry Urban, Frank J. Maenza | 2018-03-13 |