| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 6 | |
| #2 | Australia | 2 | |
| #3 | Belgium | 2 | |
| #4 | Canada | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Spain | 2 | |
| #7 | United Kingdom | 2 | |
| #8 | Italy | 2 | |
| #9 | United States | 2 | |
| #10 | Argentina | 1 | |
| #11 | Brazil | 1 | |
| #12 | Switzerland | 1 | |
| #13 | Greece | 1 | |
| #14 | Japan | 1 | |
| #15 | Luxembourg | 1 | |
| #16 | New Zealand | 1 | |
| #17 | Portugal | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Load transportation vehicles | |
| #2 | Vehicle brake control systems | |
| #3 | Vehicle windows, roofs and doors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dufrancatel Michel | 14 |
| #2 | Dufrancatel M | 3 |
| #3 | Michel Dufrancatel | 1 |
| #4 | Mitsushieru Deyufurankiyateru | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2578494A1 | Raised roof structure for vehicle | |
| GB2073108A | Interior fittings of a vehicle such as a folding caravan | |
| AU5399379A | Folding caravan | |
| GB2037673A | Folding caravan | |
| BE880179A | Rigid folding caravan with assisted folding |