| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Canada | 2 | |
| #3 | China | 2 | |
| #4 | France | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Medical technology | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Ice-boxes | |
| #3 | Object sterilising | |
| #4 | Chemical or physical processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Drean Henri Louis | 7 |
| #2 | Drean Henri Louis Marie | 2 |
| #3 | Drean Henri L | 1 |
| #4 | Brean Henri L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2792849A1 | Material and method for the treatment of gaseous media containing volatile organic compounds | |
| FR2792838A1 | Process for the treatment of gaseous media containing contaminant particles |