| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Italy | 2 | |
| #3 | Austria | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Spain | 1 | |
| #6 | France | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Milling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Biersack Horst | 5 |
| #2 | Horusuto Biiruzatsuku | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3047115A1 | Motor driven garden refuse shredder - has discharge channel fitted with segment spring loaded swingable de-clogging element | |
| DE3042950A1 | CIRCULAR DRIVABLE KNIFE DISC FOR GARDEN WASTE CUTTERS | |
| DE2934792A1 | MOTORIZED DRIVER FOR WASTE, IN PARTICULAR GARDEN WASTE. |