| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 3 | |
| #2 | Australia | 2 | |
| #3 | Canada | 2 | |
| #4 | China | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 | |
| #7 | Spain | 1 | |
| #8 | Republic of Korea | 1 | |
| #9 | Singapore | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Civil engineering | |
| #3 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Provost Christian | 9 |
| #2 | Salazar Corcuera Javier | 4 |
| #3 | Javier Salazar Corcuera | 2 |
| #4 | Christian Provost | 1 |
| #5 | Muller Wille Per | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2947792A1 | "evacuation ramp" | |
| ES2238159A1 | FOLDING RAMP FOR VEHICLE ACCESS. | |
| FR2851777A1 | Secure access and closing device for buried rooms comprises frame comprising corner iron having four vertical and four horizontal walls, skirt fixed to corner iron forms rectangle extending horizontal walls at right angle | |
| FR2824574A1 | DEVICE FOR ACCESSING AND CLOSING AN UNDERGROUND CHAMBER |