| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 9 | |
| #2 | EPO (European Patent Office) | 5 | |
| #3 | United States | 5 | |
| #4 | WIPO (World Intellectual Property Organization) | 3 | |
| #5 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Weapons |
| # | Technology | |
|---|---|---|
| #1 | Mountings for cannons and pistols |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johansen Anders Eckhoff | 22 |
| #2 | Wintherseth Hallvard | 5 |
| #3 | Winterseth Hallvard | 5 |
| #4 | Johansen Anders | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NO344916B1 | Silencer | |
| NO344990B1 | A coupling for quick and easy attachment and detachment | |
| EP3514475A1 | A coupling member | |
| US2018283822A1 | Silencer for a shotgun | |
| US2019226788A1 | Apparatus for fastening a device onto a barrel of a firearm | |
| NO343967B1 | Apparatus for fastening a device onto a barrel of a firearm | |
| WO2016102534A1 | Silencer | |
| US2016018178A1 | Silencer for a firearm | |
| KR20140116855A | Silencer for a firearm | |
| EP2325594A2 | Silencer |