| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 7 | |
| #2 | United States | 3 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Brazil | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Measurement | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Explosive charges | |
| #2 | Measuring electric variables | |
| #3 | Blasting | |
| #4 | Electrically-conductive connections |
| # | Name | Total Patents |
|---|---|---|
| #1 | Willey Christopher Anthony | 5 |
| #2 | Paxton Eric Charles | 4 |
| #3 | Richardson Donald Charles | 3 |
| #4 | Willey Christopher A | 2 |
| #5 | Paxton Eric C | 1 |
| #6 | Labuschagne Albertus Abraham | 1 |
| #7 | Koekemoer Andre Louis | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5721493A | Apparatus for locating failures in detonation devices | |
| EP0782222A1 | Electrical connector | |
| US5697807A | Electrical connector | |
| ZA9505307B | Electrical connector | |
| EP0717259A1 | Detonators | |
| ZA9408003B | Method and apparatus for managing blasting | |
| ZA9406554B | A detonator | |
| ZA9406555B | An electric igniter | |
| ZA9303489B | Electronically controlled detonators | |
| ZA9300977B | Underground communication |