| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 2 | |
| #2 | Canada | 1 | |
| #3 | Denmark | 1 | |
| #4 | Egypt | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Hong Kong | 1 | |
| #7 | Ireland | 1 | |
| #8 | India | 1 | |
| #9 | Republic of Korea | 1 | |
| #10 | Singapore | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Alloys |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hartvig Tor | 8 |
| #2 | Fjellheim Petter | 7 |
| Publication | Filing date | Title |
|---|---|---|
| FI772671A | Austenitiskt slitstaol |