| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Australia | 1 | |
| #4 | Hungary | 1 | |
| #5 | Poland | 1 | |
| #6 | Portugal | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Scaffolding | |
| #2 | Shaping clay |
| # | Name | Total Patents |
|---|---|---|
| #1 | Four Joel | 9 |
| #2 | Four Gilles | 6 |
| #3 | Gilles Four | 2 |
| #4 | Joel Four | 2 |
| #5 | Four Jo L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2983505A1 | Security gateway with depliable stretch for formwork bank | |
| FR2956140A1 | INTEGRATED LOCKING DEVICE FOR MODULAR FORMWORK BRANCH | |
| FR2909399A1 | Formwork mannequin for realizing openings, in particular for concrete works. | |
| EP0799950A1 | Formwork system with adjustable curvature | |
| FR2665204A1 | Folding gateway-support for formwork branches. |