| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 4 | |
| #2 | Australia | 1 | |
| #3 | Canada | 1 | |
| #4 | Denmark | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Finland | 1 | |
| #7 | Sweden | 1 | |
| #8 | United States | 1 | |
| #9 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Radio navigation | |
| #2 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bekkadal Fritz | 7 |
| #2 | Schaug-Pettersen Tor | 5 |
| #3 | Schoug-Pettersen Tor | 2 |
| #4 | Bakken A | 1 |
| #5 | Fiskvik I | 1 |
| #6 | Rennemo Bjoern | 1 |
| #7 | Fritz Bekkadal | 1 |
| #8 | Amundsen H | 1 |
| #9 | Tor Schaug-Pettersen | 1 |
| #10 | Fiskvik Ivar | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1228658A | Method and apparatus for measuring the distance to an object | |
| EP0138940A1 | Method and apparatus for measuring the distance to an object. |