Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146378 | Downhole plug deployment in a subterranean well | James C. Tucker, Roger L. Schultz, Gary P. Funkhouser | 2024-11-19 |
| 11753901 | Fluid pulse generation in subterranean wells | Roger L. Schultz, Andrew M. Ferguson, Timothy MANKE | 2023-09-12 |
| 11560756 | Rotational speed reduction in downhole tool assemblies | Roger L. Schultz, Brock Watson | 2023-01-24 |
| 11434693 | Downhole tool assembly advancement through wellbore | Roger L. Schultz, Brock Watson | 2022-09-06 |
| 11332983 | Downhole disconnect tool | Roger L. Schultz, Timothy MANKE | 2022-05-17 |
| 11125052 | Frac valve | Brock Watson, Gregory Albert Kliewer | 2021-09-21 |
| 10648290 | Sleeve shifting tool | Brock Watson | 2020-05-12 |
| 10012033 | Connection apparatus for coiled tubing and method of attaching same | Roger L. Schultz | 2018-07-03 |
| 9593535 | Drill pipe perforator apparatus and method of use | Jason Burke, Roger L. Schultz | 2017-03-14 |
| 9194181 | Motor and rotor catch assembly | Michael L. Connell, Andrew M. Ferguson, Roger L. Schultz, Robert J. Farkas | 2015-11-24 |
| 8695715 | Cement head | Henry E. Rogers, Phillip Standifer, John T. Deville, Jr. | 2014-04-15 |
| 8381808 | Cement head | Henry E. Rogers, Phillip Standifer, John T. Deville, Jr. | 2013-02-26 |
| 7866392 | Method and apparatus for sealing and cementing a wellbore | Henry E. Rogers | 2011-01-11 |
| 7673688 | Casing wiping dart with filtering layer | Desmond Jones, David D. Szarka, Earl Webb | 2010-03-09 |
| 7549475 | Systems for actuating a downhole tool | Thor Tjorswaag, Henry E. Rogers, Nichalos C. Braun, Stein Olaussen | 2009-06-23 |
| 7322413 | Equalizer valve assembly | Henry E. Rogers, David D. Szarka | 2008-01-29 |
| 7255162 | Methods and apparatus for use in subterranean cementing operations | Michael D. Stevens, David D. Szarka, Kevin T. Berscheidt, Henry E. Rogers | 2007-08-14 |