| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | EPO (European Patent Office) | 5 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | Australia | 2 | |
| #5 | Canada | 2 | |
| #6 | Finland | 2 | |
| #7 | Hungary | 2 | |
| #8 | Norway | 2 | |
| #9 | United States | 2 | |
| #10 | Czechia | 1 | |
| #11 | Poland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Medical technology | |
| #3 | Machines | |
| #4 | Electrical machinery and energy | |
| #5 | Materials and metallurgy | |
| #6 | Chemical engineering | |
| #7 | Foods and drinks |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Object sterilising | |
| #3 | Unspecified technologies | |
| #4 | Non-metallic elements | |
| #5 | Chemical or physical processes | |
| #6 | Electric discharge tubes | |
| #7 | Special electric heating or lighting | |
| #8 | Foods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leitzke Ortwin | 14 |
| #2 | Wedekamp Horst | 5 |
| #3 | Rau Stephan | 4 |
| #4 | Blaich Lutz | 4 |
| #5 | Shadiakhy Abdol Hossein | 4 |
| #6 | Leitzke Ortwin Dr | 1 |
| #7 | Buschmann Hans-Juergen Dr | 1 |
| #8 | Jonas Claudia Dr | 1 |
| #9 | Saus Wolfgang | 1 |
| #10 | Riepe Dirk | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19637906A1 | Electronic ballast for UV lamps | |
| EP0789666A1 | Device for generating ozone | |
| WO9631902A1 | Low-pressure mercury vapour discharge lamp | |
| DE4434753A1 | Process and plant for biodegradation of pollutants in aqueous liquids | |
| DE4412320A1 | Process for the purification of waste water contaminated with certain organic molecules, in particular dyes | |
| DE4305227C1 | Device for disinfecting flowing media | |
| EP0432086A2 | UV light source | |
| EP0478583A1 | Process and device for treating polluted fluids |