| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 4 | |
| #2 | Austria | 1 | |
| #3 | Canada | 1 | |
| #4 | German Democratic Republic | 1 | |
| #5 | Spain | 1 | |
| #6 | Finland | 1 | |
| #7 | France | 1 | |
| #8 | Japan | 1 | |
| #9 | Netherlands | 1 | |
| #10 | Norway | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Thermal processes | |
| #3 | Mechanical elements | |
| #4 | Machines | |
| #5 | Foods and drinks |
| # | Technology | |
|---|---|---|
| #1 | Cleaning | |
| #2 | Unspecified technologies | |
| #3 | Air-conditioning | |
| #4 | Pipes | |
| #5 | Nails | |
| #6 | Details of furnaces | |
| #7 | Foods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Svensson Eric | 7 |
| #2 | Eritsuku Subensuson | 1 |
| Publication | Filing date | Title |
|---|---|---|
| SE8107754L | Guiding device in telescoping tubes | |
| US4173176A | Device for transfer of air in one or the other direction between two places |