Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5214252 | Logging method and device in well bores utilizing directional emission and/or reception means | Jean-Luc Mari, Jacques Lessi | 1993-05-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5214252 | Logging method and device in well bores utilizing directional emission and/or reception means | Jean-Luc Mari, Jacques Lessi | 1993-05-25 |