| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 4 | |
| #2 | Denmark | 3 | |
| #3 | United Kingdom | 2 | |
| #4 | Czechoslovakia | 1 | |
| #5 | German Democratic Republic | 1 | |
| #6 | Germany | 1 | |
| #7 | Ireland | 1 | |
| #8 | Israel | 1 | |
| #9 | Italy | 1 | |
| #10 | Japan | 1 | |
| #11 | Luxembourg | 1 | |
| #12 | Netherlands | 1 | |
| #13 | United States | 1 | |
| #14 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Chemical engineering | |
| #3 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Transport or storage devices | |
| #3 | Physical training equipment | |
| #4 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Willmroth G | 12 |
| #2 | Hermanns W | 3 |
| #3 | Hall E | 1 |
| #4 | Haase H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3826488A | Mobile ring toy with relatively moveable seat elements positioned therein | |
| GB1354911A | Method of pneumatically emptying non-pressurizable containers filled with bulk material |