Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359324 | Well logging apparatus for investigating earth formations | Stephen D. Bonner, Jacques Jundt, Martin G. Luling | 1994-10-25 |
| 5339036 | Logging while drilling apparatus with blade mounted electrode for determining resistivity of surrounding formation | Stephen D. Bonner, Jacques Jundt, Martin G. Luling | 1994-08-16 |