| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Engines, pumps and turbines | |
| #3 | Chemical engineering | |
| #4 | Machine tools | |
| #5 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Refrigerators | |
| #2 | Heat-exchanger without contact | |
| #3 | Non-positive-displacement pumps | |
| #4 | Domestic washing | |
| #5 | Soldering, welding and flame cutting | |
| #6 | Cleaning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Larsson Sven Arvid Helge | 2 |
| #2 | Arvidsson Willy Berndt Lennart | 2 |
| #3 | Svensson Bengt | 2 |
| #4 | Lindgren Anders Sten Gustav | 2 |
| #5 | Larsson S A H | 1 |
| #6 | Olsson J O | 1 |
| #7 | Arvidsson W B L | 1 |
| #8 | Olsson Jan Olle | 1 |
| #9 | Larsson Sven A H | 1 |
| #10 | Lindgren Anders | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19709193A1 | centrifugal fan | |
| US4329855A | Heat pump | |
| DK137780A | Regenerative heat exchanger with a cylindrical matrix being rotatable in a stationary housing |