| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 1 | |
| #2 | Switzerland | 1 | |
| #3 | Germany | 1 | |
| #4 | Spain | 1 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Italy | 1 | |
| #8 | Japan | 1 | |
| #9 | Netherlands | 1 | |
| #10 | Sweden | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kovacs Nandor | 3 |
| #2 | Kovacs N | 1 |
| #3 | Nandoru Kobakusu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CH646406A5 | Sludge cleaner provided with a suction pump for a setting-up pool, in particular a wastewater cleaning system. |