| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 8 | |
| #2 | Australia | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Norway | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Unspecified technologies | |
| #3 | Pistons and sealings | |
| #4 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gates Eric | 5 |
| #2 | Singleton Edward Whiteley | 5 |
| #3 | Bradby James Anthony | 3 |
| #4 | Martin David Bernard | 3 |
| #5 | Nash Andrew | 2 |
| #6 | Arnison Deen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB9817639D0 | A fluid pressure reduction valve | |
| GB9817642D0 | A pressure reduction valve for a compressible fluid | |
| GB9400652D0 | Choke valve assembly | |
| GB9309274D0 | Valve | |
| GB8903585D0 | Improvements relating to seals | |
| GB8821894D0 | Valve actuator |