Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957708 | Electrical imaging in conductive and non-conductive mud | Martin Folberth, Tsili Wang, Rene Ritter | 2005-10-25 |
| 6850068 | Formation resistivity measurement sensor contained onboard a drill bit (resistivity in bit) | Paul E. Pastusek, Friedhelm Makohl, Rene Ritter, Martin Evans, Stanley T. Hewitt | 2005-02-01 |