| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | Sweden | 3 | |
| #3 | Canada | 2 | |
| #4 | Australia | 1 | |
| #5 | France | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Platform constructions | |
| #2 | Advertising |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bjorlund John | 8 |
| #2 | Bjorlund J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0105853A1 | Guide post for the marking of road boundaries | |
| CA1181217A | Post, such as a roadside marking post, a traffic sign post or a lamp post | |
| US3989351A | Reflection device |