| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 2 | |
| #2 | Finland | 2 | |
| #3 | Norway | 2 | |
| #4 | Sweden | 2 | |
| #5 | Bulgaria | 1 | |
| #6 | Canada | 1 | |
| #7 | Czechoslovakia | 1 | |
| #8 | German Democratic Republic | 1 | |
| #9 | Hungary | 1 | |
| #10 | Ireland | 1 | |
| #11 | Poland | 1 | |
| #12 | Romania | 1 | |
| #13 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #14 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Environmental technology | |
| #3 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Casings for combustion chambers | |
| #2 | Grates | |
| #3 | Solid fuel combustion | |
| #4 | Cremation furnaces | |
| #5 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Loevgren Anders | 7 |
| #2 | Lovgren Anders | 3 |
| #3 | Bjoerkman Erik | 2 |
| #4 | Lovgren A | 1 |
| #5 | Bjorkman Erik | 1 |
| #6 | Lovgren Andres | 1 |
| #7 | Bjorkman E | 1 |
| #8 | Levgren Anders | 1 |
| Publication | Filing date | Title |
|---|---|---|
| RO84495A | Installation for burning solid fuels | |
| DD206579A5 | Device for combusing solid fuels | |
| EP0060236A2 | Apparatus for firing solid fuels | |
| FI811246L | Saett att bestaemma fuktkvoten i virke under torkning. |