| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 2 | |
| #2 | France | 2 | |
| #3 | Sweden | 2 | |
| #4 | United States | 2 | |
| #5 | Switzerland | 1 | |
| #6 | Germany | 1 | |
| #7 | Italy | 1 | |
| #8 | Japan | 1 | |
| #9 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Civil engineering | |
| #4 | Machines | |
| #5 | Transport | |
| #6 | Electrical machinery and energy |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ivanoff Alexander | 6 |
| #2 | Ivanoff Victor | 3 |
| #3 | Bikutaa Ibanofu | 1 |
| #4 | Arekusandaa Ibanofu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| SE8006400L | Vehicle for collecting oil on water | |
| US4265757A | Device for removing oil slicks | |
| US4084924A | Pump-motor assemblage for circulating a coolant | |
| CA961780A | Device for removing oil slicks |