| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | Canada | 2 | |
| #3 | France | 2 | |
| #4 | Italy | 2 | |
| #5 | Austria | 1 | |
| #6 | Belgium | 1 | |
| #7 | Brazil | 1 | |
| #8 | Switzerland | 1 | |
| #9 | Denmark | 1 | |
| #10 | United Kingdom | 1 | |
| #11 | Japan | 1 | |
| #12 | Netherlands | 1 | |
| #13 | United States | 1 | |
| #14 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Animal care | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wesche Michael | 16 |
| #2 | Immeyer Fritz H | 9 |
| #3 | Immeyer Fritz H Dr | 4 |
| #4 | Immeyer Fritz | 1 |
| #5 | Immeyer Dr Fritz H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3502700A1 | Bird feed body | |
| DK538083D0 | Fuglebraet | |
| DE3348403C2 | Grain feeder for birds | |
| DE3338076A1 | Bird-feed body | |
| CA1178481A | Bird-feeding member | |
| DE3034875A1 | Bird seed feeding block for caged birds - has block of seed fixed with adhesive to one surface of flat backing sheet | |
| DE3051223C2 | Bird seed feeding block for caged birds |