| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Sweden | 2 | |
| #5 | United States | 2 | |
| #6 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Systems controlling non-electric variables | |
| #2 | Servomotors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hugdahl Mats | 11 |
| Publication | Filing date | Title |
|---|---|---|
| EP0391868A2 | Arrangement for positioning accuratelly the pistons of load-carrying pressure-fluid cylinder devices | |
| CA1272912A | Method and a device for regulating pressure fluid cylinders |