| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | United States | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Colquhoun Ross | 7 |
| Publication | Filing date | Title |
|---|---|---|
| GB201405270D0 | The clean-up watcher aka the displacement watcher | |
| GB201310095D0 | Rotary rheo watcher or RWW | |
| GB201302950D0 | The oil mud weight watcher | |
| EP2316011A2 | Test apparatus | |
| GB0908931D0 | Flowline sampler | |
| GB0811471D0 | Rheo Watcher | |
| GB0519119D0 | Apparatus and method |