| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Australia | 2 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Unspecified technologies | |
| #3 | Pipes | |
| #4 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hill Ian | 9 |
| #2 | Haughian Terence | 2 |
| #3 | Ian Hill | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB201900235D0 | Coupler with power connection system | |
| GB201609034D0 | Coupler with contactless attachment engagement detection | |
| GB201308493D0 | Improved actuator for couplers | |
| GB201308490D0 | Coupler with attachment pin detection |