| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Germany | 2 | |
| #4 | United States | 2 | |
| #5 | Taiwan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Packaging and shipping | |
| #3 | Machine tools | |
| #4 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Siphons | |
| #2 | Rolling metal | |
| #3 | Transport or storage devices | |
| #4 | Casting metal | |
| #5 | Containers for goods storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Volkmann Thilo | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US2008145155A1 | Method and device for rendering vacuum conveyors inert | |
| EP1131562A1 | Multi-stage ejector pump | |
| WO9403732A1 | Ejector pump | |
| EP0654125A1 | Multistage ejector pump | |
| DE4225956A1 | Multistage ejector pump and method and tool for its mfr. - with pump modules produced as single die-cast components | |
| DE4225545A1 | Device for removing or dosing liquids from liquids remaining on a rolling stock or a material web after a rolling or other treatment process |