| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 3 | |
| #2 | Switzerland | 3 | |
| #3 | Germany | 3 | |
| #4 | Canada | 2 | |
| #5 | France | 2 | |
| #6 | Belgium | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Netherlands | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Working stone | |
| #3 | Soldering, welding and flame cutting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brandenberger Ernst | 8 |
| #2 | Ernst Brandenberger | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2501473A1 | OXYGEN LIGHTS | |
| CA942653A | Thermic lance | |
| CA991979A | Thermic lance |