| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 3 | |
| #2 | Norway | 3 | |
| #3 | Sweden | 3 | |
| #4 | United States | 3 | |
| #5 | Canada | 2 | |
| #6 | EPO (European Patent Office) | 2 | |
| #7 | Finland | 2 | |
| #8 | WIPO (World Intellectual Property Organization) | 2 | |
| #9 | China | 1 | |
| #10 | Estonia | 1 | |
| #11 | Spain | 1 | |
| #12 | Italy | 1 | |
| #13 | Republic of Korea | 1 | |
| #14 | Lithuania | 1 | |
| #15 | Latvia | 1 | |
| #16 | USSR (Union of Socialist Soviet Republics) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Environmental technology | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Hydraulic engineering | |
| #2 | Climate change adaptation technologies | |
| #3 | Structural elements | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oeberg Per Olof | 12 |
| #2 | Oberg Per Olof | 5 |
| #3 | Oeberg Per O | 2 |
| #4 | Per Olof Oeberg | 1 |
| #5 | Ober Per Olof | 1 |
| #6 | Eberg Per Olof | 1 |
| #7 | Oeberg Per-Olof | 1 |
| #8 | Iberg Per Olof | 1 |
| #9 | Olof Iberg Per | 1 |
| #10 | Berg Per Olof | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2224264A1 | Arrangement at self expanding booms | |
| US5711634A | Arrangement for a boom | |
| LV10732A | Arragement for a boom | |
| KR100221233B1 | Arrangement for boom | |
| ES2001472A6 | Method of producing contaminant-restraining boom | |
| CA1256294A | Method of producing contaminant restraining booms and the like |