| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 4 | |
| #2 | Norway | 3 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Denmark | 1 | |
| #5 | Finland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Punching metal | |
| #2 | Structural elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ingvarsson Lars Ingvar | 6 |
| #2 | Ingvarsson L I | 2 |
| #3 | Svensson U | 1 |
| #4 | Ingvarsson Lars | 1 |
| #5 | Ingvarsson L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0465445A1 | Roofing tile press | |
| EP0471777A1 | Method for levelling thin strips by stretching and bending. |