| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | France | 3 | |
| #3 | Canada | 2 | |
| #4 | Switzerland | 2 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Sweden | 1 | |
| #8 | United States | 1 | |
| #9 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Furniture and games | |
| #5 | Packaging and shipping | |
| #6 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Sewers | |
| #2 | Hydraulic engineering | |
| #3 | Climate change adaptation technologies | |
| #4 | Unspecified technologies | |
| #5 | Containers for goods storage | |
| #6 | Vehicle tyre repairing | |
| #7 | Domestic washing | |
| #8 | Kitchen equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ernst Wilhelm | 12 |
| #2 | Ernst Hubert | 5 |
| #3 | Wilhelm Ernst | 1 |
| #4 | Lenz Gerhard | 1 |
| #5 | Sander Rolf | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2598607A1 | Collapsible bucket | |
| FR2574346A3 | Set of instruments for the manual mounting of tyre treads (outer tubes) | |
| DE3444603A1 | HAND MOUNTING DEVICE | |
| CA1094914A | Storm overflow basin | |
| DE2637174A1 | Rain-water overflow system with adjustable valve - has water level actuated drain valve controlled by float on water | |
| CA1093421A | Storm overflow basin | |
| DE2603665A1 | Storm water overflow basin for sewerage system - has pivotal rising barrage responsive to water level | |
| DE2559453A1 | Storm water overflow basin for sewerage system - has pivotal rising barrage responsive to water level |