| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 3 | |
| #2 | Australia | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | United States | 2 | |
| #5 | Canada | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Plasma technique | |
| #2 | Soldering, welding and flame cutting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ahola Tom | 10 |
| #2 | Ahola Kari | 5 |
| #3 | Ahola Karl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FI972092A0 | Gas regulator system For plasma recovery | |
| FI964347A0 | plasma cutting torch | |
| FI954925A0 | Water cooled plasma torch | |
| AU3754193A | Welding assembly for feeding powdered filler material into a torch |