| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | Australia | 1 | |
| #3 | Canada | 1 | |
| #4 | China | 1 | |
| #5 | Czechia | 1 | |
| #6 | Finland | 1 | |
| #7 | Hungary | 1 | |
| #8 | Republic of Korea | 1 | |
| #9 | Norway | 1 | |
| #10 | Slovakia | 1 | |
| #11 | United States | 1 | |
| #12 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Medical technology | |
| #3 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Object sterilising | |
| #3 | Building materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dilenge Angelo | 11 |
| #2 | Grueter Peter | 8 |
| #3 | Gruter Peter | 4 |
| #4 | Dilenge A | 1 |
| #5 | Grueter P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0617993A1 | Microfilter disc and process for its production | |
| EP0542678A1 | Self-cleaning filtering device for the disinfection and removal of turbidities from raw water |