| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 38 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Canada | 1 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements | |
| #3 | Materials and metallurgy | |
| #4 | Environmental technology | |
| #5 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | King Robert James | 15 |
| #2 | Jennings Peter Alexander | 12 |
| #3 | Hatcher Gary Andrew | 4 |
| #4 | Brigham Roger Ellis | 4 |
| #5 | Albone David Charles | 3 |
| #6 | Mcintyre Walter Summerhill | 3 |
| #7 | Young Andrew William | 2 |
| #8 | Fairley Martin | 2 |
| #9 | Hebert M Gerard | 1 |
| #10 | Mc Intyre Walter | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB0919880D0 | Bypass valve | |
| GB0810009D0 | Polymer concrete | |
| GB0403500D0 | Drainage system flow regulation | |
| GB0616487D0 | Drainage channel section | |
| GB0323198D0 | Surface drainage | |
| GB0323197D0 | Surface drainage system | |
| GB0322280D0 | Surface drainage arrangement | |
| GB0312464D0 | Drain sealing | |
| GB0215979D0 | Wide channel drainage system | |
| GB0108231D0 | Channel sections | |
| GB0107407D0 | Wide channel drainage system | |
| GB0020512D0 | Mould liner for facilitating manufacture of reinforced drainage blocks | |
| GB0001332D0 | Sealing assembly | |
| GB9927222D0 | Door sill drainage unit | |
| GB9917414D0 | Drainage gratings | |
| GB9916788D0 | Drainage channels | |
| GB9913833D0 | Drainage assembly | |
| GB9903407D0 | Access cover and frame | |
| GB9901612D0 | Non-return device | |
| GB9828100D0 | Sealing assembly |