| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 1 | |
| #2 | Brazil | 1 | |
| #3 | Canada | 1 | |
| #4 | China | 1 | |
| #5 | Czechia | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | France | 1 | |
| #8 | Hungary | 1 | |
| #9 | Mexico | 1 | |
| #10 | Poland | 1 | |
| #11 | Slovakia | 1 | |
| #12 | Ukraine | 1 | |
| #13 | United States | 1 | |
| #14 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Non-metallic elements | |
| #2 | Ammonia or cyanogen | |
| #3 | Chemical or physical processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Steffen Joseph | 11 |
| #2 | Steffen J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2812221A1 | New catalytic device for implementing a reaction in a high-temperature gaseous medium |