| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 1 | |
| #2 | Canada | 1 | |
| #3 | Switzerland | 1 | |
| #4 | Germany | 1 | |
| #5 | Spain | 1 | |
| #6 | France | 1 | |
| #7 | Italy | 1 | |
| #8 | Japan | 1 | |
| #9 | Netherlands | 1 | |
| #10 | Sweden | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Control | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Animal catching | |
| #2 | Systems controlling non-electric variables | |
| #3 | Planting | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Duda Hubertus | 4 |
| #2 | Fend Fritz M | 4 |
| #3 | Furitsutsu Emu Fuendo | 1 |
| #4 | Fend F M | 1 |
| #5 | Duda H | 1 |
| #6 | Hiyuubaatasu Deyuuda | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4154258A | Apparatus for introducing ingredients, especially plant treating substances, into a stream of water | |
| DE2525794A1 | DEVICE FOR INTRODUCING A SUBSTANCE THAT AFFECTING PLANTS INTO A WATER STREAM OR. IN IRRIGATION WATER |