Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11994004 | Ball seat release apparatus | Abdolreza Gharesi, Alan Tancel Jackson | 2024-05-28 |
| 11753906 | Ball seat release apparatus including sliding shear sleeve | Abdolreza Gharesi, Alan Tancel Jackson, Stephen Ross Maddux | 2023-09-12 |
| 11542782 | Ball seat release apparatus | Abdolreza Gharesi, Alan Tancel Jackson | 2023-01-03 |
| 10240439 | Running tool and liner hanger contingency release mechanism | Arthur Stautzenberger | 2019-03-26 |
| 10053954 | Cementing a liner using reverse circulation | Arthur Stautzenberger, David Matus, Odee Daigle, Ryan T. Humphrey, Stephen Ross Maddux | 2018-08-21 |
| 9976395 | Expandable tie back seal assembly | — | 2018-05-22 |
| 9869157 | Reverse circulation cementing system for cementing a liner | Emile Edmund Sevadjian, Gary Allen Kohn, Arthur Stautzenberger, Grant Lynn Hartman, Stephen Ross Maddux +3 more | 2018-01-16 |
| 9249640 | Pressure activated contingency release system and method | Arthur T. Stautzenbeger | 2016-02-02 |
| 8739890 | Mechanically activated contingency release system and method | — | 2014-06-03 |