| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Australia | 3 | |
| #4 | Canada | 3 | |
| #5 | New Zealand | 3 | |
| #6 | China | 2 | |
| #7 | United Kingdom | 2 | |
| #8 | United States | 2 | |
| #9 | Argentina | 1 | |
| #10 | Iceland | 1 | |
| #11 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Engines, pumps and turbines | |
| #3 | Thermal processes | |
| #4 | Control | |
| #5 | Chemical engineering | |
| #6 | Machines | |
| #7 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rochester Geoffrey Kenneth | 18 |
| #2 | Pullen Keith | 12 |
| #3 | Hassard John | 6 |
| #4 | West Harvey Samuel | 5 |
| #5 | Hassard John Francis | 5 |
| #6 | Keith Pullen | 2 |
| #7 | Kenneth Rochester Geoffrey | 2 |
| #8 | John Hassard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB0910756D0 | Apparatus and method for introducing a gas into a liquid | |
| GB0407928D0 | An apparatus and method for controlling liquid flow | |
| NZ535961A | Extracting power from a fluid flow with a second driving fluid typically air passing through venture tube | |
| NZ535962A | Extracting power from a fluid flow |