| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | United Kingdom | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Unspecified technologies | |
| #3 | Clutches and brakes | |
| #4 | Nails | |
| #5 | Cranes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Aarre Arne | 11 |
| #2 | Oaland Knut Sigvald | 9 |
| #3 | Arna Aarre | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2012275851A1 | Axle-bore connection | |
| GB0114775D0 | Arrangement at a lifting hook | |
| EP0681661A1 | Swivel link | |
| EP0635105A1 | Swivel link | |
| WO9214941A1 | Arrangement in pivots |