| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United States | 3 | |
| #4 | Canada | 2 | |
| #5 | Spain | 2 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Electrical machinery and energy | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Measuring electric variables | |
| #2 | Unspecified technologies | |
| #3 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bicknell John | 8 |
| #2 | O'Brien Stephen | 3 |
| #3 | Walden Martin John | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB8613789D0 | Magnetic field sensor coil | |
| GB8403670D0 | Contact breaker |