| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 3 | |
| #2 | Japan | 3 | |
| #3 | United States | 3 | |
| #4 | Belgium | 2 | |
| #5 | Canada | 2 | |
| #6 | Switzerland | 2 | |
| #7 | Spain | 2 | |
| #8 | Italy | 2 | |
| #9 | Netherlands | 2 | |
| #10 | Norway | 2 | |
| #11 | Sweden | 2 | |
| #12 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Thermal processes | |
| #3 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Vinz Siegfried | 10 |
| #2 | Jiikufuriido Fuintsu | 3 |
| Publication | Filing date | Title |
|---|---|---|
| DE2601258A1 | WAREHOUSE OR FACILITIES FOR ALL-ROUND HEATING OF CONVERTED ROOMS WITH RADIANT PLATES IN CONNECTION WITH PRE-FABRICATED OR CONCRETE. PRE-CONSTRUCTION PARTS |