| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Australia | 2 | |
| #3 | Bulgaria | 2 | |
| #4 | Brazil | 2 | |
| #5 | Czechia | 2 | |
| #6 | EPO (European Patent Office) | 2 | |
| #7 | Poland | 2 | |
| #8 | Russian Federation | 2 | |
| #9 | United States | 2 | |
| #10 | WIPO (World Intellectual Property Organization) | 2 | |
| #11 | Canada | 1 | |
| #12 | China | 1 | |
| #13 | Finland | 1 | |
| #14 | Hungary | 1 | |
| #15 | Japan | 1 | |
| #16 | Norway | 1 | |
| #17 | Romania | 1 | |
| #18 | Slovakia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines | |
| #3 | Chemical engineering | |
| #4 | Organic fine chemistry | |
| #5 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Transferring liquids | |
| #2 | Unspecified technologies | |
| #3 | Cleaning | |
| #4 | Liquid hydrocarbon mixture production | |
| #5 | Acyclic or carbocyclic compounds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Obier Detlef | 25 |
| #2 | Degenkolbe Horst | 23 |
| #3 | Busenbach Stefan | 6 |
| #4 | Frauenkron Guenter | 4 |
| #5 | Jaeger Rolf | 2 |
| #6 | Frauenkron Gunter | 2 |
| #7 | Reid Ian A | 1 |
| #8 | Gyunter Frauenkron | 1 |
| #9 | Griffiths David C | 1 |
| #10 | Astbury Christopher J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0687511A1 | Apparatus for cleaning pipelines, in particular beverage dispensing pipes | |
| RU2100270C1 | Dispensing cock for reservoirs and barrels containing drinks | |
| DE4316457C1 | Dispensing head for beverage containers or casks | |
| WO9416985A1 | Safety device for a valve insert in a beverage barrel | |
| DE4114604A1 | Safety device for beverage keg | |
| DE3928194A1 | Four-way reversal valve for pipe cleaning devices - incorporates control piston guided in control sleeve |