| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 4 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Morocco | 3 | |
| #4 | United States | 3 | |
| #5 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Foundations and excavations | |
| #2 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cour Francis | 8 |
| #2 | Lechat Andre | 5 |
| #3 | Lechat André | 1 |
| #4 | Francis Cour | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2010101865A1 | Device for protecting a geotechnical or geophysical probe | |
| US2010199751A1 | Full body probe | |
| EP1977048A1 | Pressure meter probe and pressure meter | |
| US2008295589A1 | Automated-Precision Pressure Meter |