| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 12 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Australia | 1 | |
| #4 | Hong Kong | 1 | |
| #5 | Ireland | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Control | |
| #4 | Engines, pumps and turbines | |
| #5 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Evans Colin | 3 |
| #2 | May John Henry | 2 |
| #3 | John Henry May | 1 |
| #4 | Weissfloch Marc | 1 |
| #5 | Hanson Geoffrey | 1 |
| #6 | Balasubramanian Kondandaraman | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB0222084D0 | A straining device | |
| EP1315059A2 | FLow control valve | |
| EP1246036A2 | Flow control valve | |
| GB0030631D0 | Flow control valve | |
| GB0022147D0 | A Connector | |
| EP0992725A2 | Fluid diverter system | |
| GB8818748D0 | Operating mechanism for double regulating valves | |
| GB8726252D0 | Plate gate valve | |
| GB8612663D0 | Pressure tapping & isolating valve | |
| GB8405055D0 | Plug valve | |
| GB8306143D0 | Plug valve | |
| GB1604455A | Ball closure valves | |
| GB1511255A | Ball valves | |
| GB1216533A | Improvements in fluid flow valves | |
| IE29634L | Fluid flow control valve |