Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11946338 | Sleeve control valve for high temperature drilling applications | Sebastian Tegeler, Andreas Peter, Thomas Kruspe | 2024-04-02 |
| 11169300 | Gamma logging tool assembly | James E. Galford | 2021-11-09 |
| 10669812 | Magnetic sleeve control valve for high temperature drilling applications | Sebastian Tegeler, Andreas Peter | 2020-06-02 |
| 10436025 | Diamond high temperature shear valve designed to be used in extreme thermal environments | Thomas Kruspe | 2019-10-08 |
| 10422201 | Diamond tipped control valve used for high temperature drilling applications | Sebastian Tegeler, Andreas Peter, Thomas Kruspe | 2019-09-24 |
| 10364671 | Diamond tipped control valve used for high temperature drilling applications | Sebastian Tegeler, Andreas Peter | 2019-07-30 |
| 10253623 | Diamond high temperature shear valve designed to be used in extreme thermal environments | — | 2019-04-09 |
| 9581708 | Guided acoustic waves isolation system for downhole applications | Ehsan Khajeh, Roger R. Steinsiek | 2017-02-28 |