| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 7 | |
| #2 | Germany | 3 | |
| #3 | Switzerland | 2 | |
| #4 | Belgium | 1 | |
| #5 | Canada | 1 | |
| #6 | Italy | 1 | |
| #7 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Crop agriculture | |
| #2 | Dredging | |
| #3 | Planting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Crete Guerin Adolphe | 4 |
| Publication | Filing date | Title |
|---|---|---|
| FR2577103A1 | Method and machine for decompacting soil | |
| FR2403006A2 | Tractor drawn soil working roller - has grader blade and spring loaded tool carrier in front of roller | |
| NL7414792A | Roller with an opened surface for tilling soil. |