Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11280163 | Downhole fuel cell with steam adsorption and pressure compensation | Thomas Kruspe | 2022-03-22 |
| 10731440 | Downhole fuel cell with steam adsorption and pressure compensation and methods of using same | Thomas Kruspe | 2020-08-04 |
| 9593562 | Downhole fuel cell with steam adsorption and pressure compensation | Thomas Kruspe | 2017-03-14 |
| 8413744 | System and method for controlling the integrity of a drilling system | Hendrik John, Jing Xu | 2013-04-09 |
| 7650241 | Use of the dynamic downhole measurements as lithology indicators | Pushkar N. Jogi, Gerald Heisig, Volker Krueger, John D. Macpherson | 2010-01-19 |
| 7306056 | Directional cased hole side track method applying rotary closed loop system and casing mill | Ray Ballantyne | 2007-12-11 |
| 7228902 | High data rate borehole telemetry system | — | 2007-06-12 |
| 6179066 | Stabilization system for measurement-while-drilling sensors | Hatem Nasr, Macmillan M. Wisler | 2001-01-30 |
| 5156222 | Directional drilling tool apparatus and method | Rainer Jurgens, Rudolf Roper, Dietmar Krehl, Dagobert Feld | 1992-10-20 |