| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 6 | |
| #2 | Austria | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | Germany | 1 | |
| #7 | Denmark | 1 | |
| #8 | France | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Norway | 1 | |
| #11 | United States | 1 | |
| #12 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Furniture and games | |
| #3 | Packaging and shipping | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Street cleaning | |
| #2 | Domestic washing | |
| #3 | Planting | |
| #4 | Containers for goods storage | |
| #5 | Construction of roads | |
| #6 | Dredging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oeberg Lennart | 7 |
| #2 | Meyerhans Alex | 4 |
| #3 | Buehler Manfred | 2 |
| #4 | Meyerhans A | 2 |
| #5 | Oeberg L | 2 |
| #6 | Hans Kohler | 1 |
| #7 | Thalmann Otto | 1 |
| #8 | Walter Waeckerlin | 1 |
| #9 | Camenich Armin | 1 |
| #10 | Ernst Grendelmeier | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE4031422A1 | SWEEPER | |
| EP0447601A1 | Apparatus for cleaning road markings | |
| US4457043A | Sweeper particularly for collecting dust-like material, and the utilization thereof | |
| AU6399080A | Sweeper, particularly for collecting dust-like material, and utilization thereof | |
| CH599402A5 | Towed hard snow surface crumbling machine | |
| CH598423A5 | Towed vehicle to clear and crumble hard snow | |
| FR1127333A | Road maintenance machine |