| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 3 | |
| #2 | United States | 2 | |
| #3 | Belgium | 1 | |
| #4 | Germany | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Spain | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Italy | 1 | |
| #9 | Morocco | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Animal care |
| # | Name | Total Patents |
|---|---|---|
| #1 | Le Roy Ernest | 6 |
| Publication | Filing date | Title |
|---|---|---|
| FR2525072A2 | Poultry feeding trough - uses cone shaped tray and storage bin connected by axial screw, removable to allow respective stacking of parts | |
| IT8220768D0 | Drinking fountain for poultry | |
| US4433642A | Drinking trough for poultry | |
| BE891572A | Waterer for poultry | |
| DE3150635A1 | Drinking trough for poultry |