Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668921 | Providing a conduit for an instrumentation line | Kurt D. Koehler | 2003-12-30 |
| 6568481 | Deep well instrumentation | Kurt D. Koehler | 2003-05-27 |
| 6557630 | Method and apparatus for determining the temperature of subterranean wells using fiber optic cable | Christian Koeniger | 2003-05-06 |