| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 7 | |
| #2 | EPO (European Patent Office) | 5 | |
| #3 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Transport | |
| #3 | Electrical machinery and energy | |
| #4 | Environmental technology | |
| #5 | Engines, pumps and turbines | |
| #6 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Ships | |
| #3 | Earth drilling | |
| #4 | Installation of electric cables | |
| #5 | Reduction of greenhouse gas emissions | |
| #6 | Pipes | |
| #7 | Special wind, spring and weight motors | |
| #8 | Hydraulic engineering | |
| #9 | Shafts | |
| #10 | Mining |
| # | Name | Total Patents |
|---|---|---|
| #1 | Valantin Alfred | 4 |
| #2 | Valantin A | 1 |
| #3 | Casanova Paul | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0080471A1 | Sea platform, particularly derrick platform and method for the assembly thereof | |
| WO8102034A1 | Device for laying underwater cables | |
| EP0007825A2 | Underwater drilling method and apparatus relating thereto | |
| EP0006812A1 | Method and apparatus for laying submerged pipes | |
| FR2459360A1 | System for excavating underground galleries |