| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Electrical machinery and energy | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Earth drilling | |
| #3 | Magnets and transformers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hale John Christopher | 6 |
| #2 | Donnelly Bernard J | 1 |
| #3 | Donnelly Bernard Joseph | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8619316D0 | Rotary signal coupler | |
| GB8525411D0 | Scanning mechanism | |
| GB8521266D0 | Electromagnetic inspection probe | |
| GB8426488D0 | Electromagnetic inspection | |
| GB8421847D0 | Electromagnetic inspection | |
| GB8418486D0 | Ferrite materials | |
| EP0033802A2 | Eddy current inspection apparatus and probe |