| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 7 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Consumer goods | |
| #3 | Audio-visual technology | |
| #4 | Optics | |
| #5 | Machines | |
| #6 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Dry-docking of vessels | |
| #2 | Live-saving devices | |
| #3 | Advertising | |
| #4 | Optical systems | |
| #5 | Unspecified technologies | |
| #6 | Transmission |
| # | Name | Total Patents |
|---|---|---|
| #1 | Parker Martin John | 6 |
| #2 | Clarke Alan | 2 |
| #3 | Martin John Parker | 1 |
| #4 | Hester Nigel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB0904682D0 | Self-contained breathing apparatus and control system therefor | |
| GB0717846D0 | Improvements relating to diving equipment | |
| GB0621747D0 | Pressure regulator valve for breathing apparatus | |
| GB0600654D0 | Re-breathing apparatus | |
| GB0513746D0 | Cardon dioxide gas scrubber | |
| GB0406344D0 | Self-contained breathing apparatus with optical display |