| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 4 | |
| #2 | Finland | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | Denmark | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | Hungary | 1 | |
| #9 | Ireland | 1 | |
| #10 | Republic of Korea | 1 | |
| #11 | Norway | 1 | |
| #12 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Horticulture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoelscher Billy | 8 |
| #2 | Hulden Fritiof | 4 |
| #3 | Snygg Per Hans | 2 |
| #4 | Falk Michael | 1 |
| #5 | Huld N Fritiof | 1 |
| #6 | Holscher Billy | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2013176612A1 | Cutter device for excavator or backhoe assembly | |
| US5515626A | Coupling device | |
| IE882029L | A quick coupling assembly |