| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 6 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Norway | 2 | |
| #4 | United States | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Measurement | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Percussive tools | |
| #2 | Handles for hand implements | |
| #3 | Measuring length, angles and areas | |
| #4 | Ladders |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brok Hans | 5 |
| #2 | Bobjer Olle | 5 |
| #3 | Hedelin Joakim | 5 |
| #4 | Lindqvist Bo | 4 |
| #5 | Bergkvist Haakan | 3 |
| #6 | Brok H | 2 |
| #7 | Hoffmann K | 1 |
| #8 | Andren Linda | 1 |
| #9 | Fraejdin Johan | 1 |
| #10 | Bergkvist H Kan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5992270A | Shock absorbing hammer | |
| WO9710075A1 | Shock absorbing hammer | |
| US5916338A | Hammer with recoil dampening mechanism and counterweight | |
| SE8702769D0 | Tape measure with pivotable lock arm | |
| SE8203987D0 | Measuring stick for vertical level measurement |