| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 2 | |
| #2 | Russian Federation | 2 | |
| #3 | Singapore | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Australia | 1 | |
| #6 | Canada | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | Hong Kong | 1 | |
| #9 | Japan | 1 | |
| #10 | Republic of Korea | 1 | |
| #11 | New Zealand | 1 | |
| #12 | United States | 1 | |
| #13 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Chemical engineering | |
| #3 | Computer technology |
| # | Technology | |
|---|---|---|
| #1 | Ships | |
| #2 | Cleaning | |
| #3 | Image data processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dyhrberg Roger Wayne Richard | 12 |
| #2 | Roger Wayne Richard Dyhrberg | 3 |
| #3 | Dyhrberg Roger Wayne Richard Rwr | 1 |
| #4 | Dyhrberg Roger | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2019058905A | Marine cleaning system | |
| ZA201805227B | A marine cleaning system | |
| RU2745331C2 | Cleaning head for cleaning a submerged surface and method of cleaning submerged surface | |
| AU2017204370A1 | A Marine Cleaning System | |
| WO2017214688A1 | A vessel hull cleaning system | |
| SG10201806312PA | A marine cleaning system | |
| CA2939365A1 | A marine cleaning system |