| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 3 | |
| #2 | Italy | 3 | |
| #3 | Netherlands | 2 | |
| #4 | Australia | 1 | |
| #5 | Switzerland | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Spain | 1 | |
| #8 | France | 1 | |
| #9 | Japan | 1 | |
| #10 | Portugal | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Darchambeau Alain | 8 |
| #2 | Krous Hein | 3 |
| #3 | Bischof Rudolf | 3 |
| #4 | Bischof Rudorf | 1 |
| #5 | Kroos Hein | 1 |
| #6 | Aran Darushiyanboo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL8801760A | Self-cleaned filtering device for the continuous removal of solid fluids. | |
| NL8800570A | Self-cleaning filtering device for the continuous removal of solid material from a liquid flow. | |
| FR2623419A1 | Self-cleaning filter apparatus |