| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 7 | |
| #2 | Brazil | 3 | |
| #3 | Canada | 2 | |
| #4 | Denmark | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Finland | 2 | |
| #7 | United States | 2 | |
| #8 | WIPO (World Intellectual Property Organization) | 2 | |
| #9 | Australia | 1 | |
| #10 | Belgium | 1 | |
| #11 | German Democratic Republic | 1 | |
| #12 | Germany | 1 | |
| #13 | France | 1 | |
| #14 | United Kingdom | 1 | |
| #15 | Netherlands | 1 | |
| #16 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hafstad Bjoern | 14 |
| #2 | Hafstad Bjorn | 11 |
| #3 | Hafstad Bjaern | 1 |
| #4 | Hafstad Bj Rn | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU4805299A | Device and method for the exploitation of wave energy | |
| CA1254182A | Fully enclosed armature assembly for fluorescent tubes | |
| BR8606560A | Fully closed luminaire set for fluorescent lamps | |
| DE3234432A1 | LIGHTING DEVICE |