| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 2 | |
| #2 | Sweden | 2 | |
| #3 | Argentina | 1 | |
| #4 | Brazil | 1 | |
| #5 | Switzerland | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | France | 1 | |
| #8 | Netherlands | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Percussive tools | |
| #2 | Unspecified technologies | |
| #3 | Turning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nielsen Mogens B | 3 |
| #2 | Boa Niels Halfdan | 2 |
| #3 | Jensen Jimmy | 2 |
| #4 | Nielsen Mogens Bjarne | 1 |
| #5 | Reinholdt W | 1 |
| #6 | Nielsen M B | 1 |
| #7 | Jensen J | 1 |
| #8 | Strand Greve | 1 |
| #9 | Mogens Bjarne Nielsen | 1 |
| #10 | Boa N H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4512692A | Tool shaft for a tool of the percussive and rotative type | |
| NL7509119A | Drill receiver for an impact drill. |