| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 12 | |
| #2 | Belgium | 1 | |
| #3 | Germany | 1 | |
| #4 | Italy | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Environmental technology | |
| #3 | Measurement | |
| #4 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Domestic heating systems | |
| #2 | Climate change mitigation in buildings | |
| #3 | Heat-exchanger with contact | |
| #4 | Air-conditioning | |
| #5 | Boiling machines | |
| #6 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Levy Claude Isaac | 2 |
| Publication | Filing date | Title |
|---|---|---|
| BE806075A | PERFECTED CONDENSING HEAT EXCHANGER |