| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 6 | |
| #2 | Sweden | 4 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | China | 2 | |
| #5 | United States | 2 | |
| #6 | South Africa | 2 | |
| #7 | Brazil | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Thermal processes | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Spring or inertia motors | |
| #2 | Reduction of greenhouse gas emissions | |
| #3 | Servomotors | |
| #4 | Siphons | |
| #5 | Heat-exchanger without contact | |
| #6 | Steam engine plants | |
| #7 | Heat-exchange device details |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oestlund Bengt | 11 |
| #2 | Ingvast Haakan | 5 |
| #3 | Svensson Assar | 3 |
| #4 | Ingvast Håkan | 2 |
| #5 | Östlund Bengt | 2 |
| #6 | Ingvast Hakan | 1 |
| #7 | Ostlund Bengt | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA201007506B | A system and method for regenerating heat energy | |
| WO2011008158A1 | Hydraulic pressure transducer and hydraulic system | |
| CN102265031B | An energy cell | |
| WO2010008329A1 | An energy cell | |
| WO2010008330A1 | Phase change material energy system | |
| WO2009126080A1 | An energy cell | |
| CN101970874A | A system and method for regenerating heat energy |