| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 4 | |
| #2 | Canada | 4 | |
| #3 | EPO (European Patent Office) | 4 | |
| #4 | China | 2 | |
| #5 | Norway | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Environmental technology | |
| #3 | Thermal processes | |
| #4 | Furniture and games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Volstad Ove Charles | 15 |
| #2 | Voelstad Ove Charles | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU5537299A | Device forming a partition between storeys | |
| CN1303457A | Stadium with arena such as ice rink and surrounding stands for spectators, and channel element for channel system in stadium | |
| AU8753398A | A method for stratified construction and heating of a grass pitch, particularly a football ground, and a grass field built up in accordance with the method |