| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 3 | |
| #2 | China | 2 | |
| #3 | South Africa | 2 | |
| #4 | African Regional Industrial Property Organization | 1 | |
| #5 | Australia | 1 | |
| #6 | Canada | 1 | |
| #7 | Chile | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Jordaan Barend Jacobus | 11 |
| #2 | Goodwin Nicolaas Bodenstein | 3 |
| #3 | Kleuters Nikolaus | 3 |
| #4 | Pretorius Daniel Coenraad | 3 |
| #5 | Sheppard Gareth Robert | 3 |
| #6 | Germishuys Louis | 3 |
| #7 | Barend Jacobus Jordaan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA201703631B | Pumping arrangement for a boring system | |
| CN107407131A | Vertical shaft for drilling system expands arrangement | |
| WO2016012981A1 | Reamer head arrangement | |
| CN105874166A | Integrated inspection and maintenance raise boring method and an associated drill string arrangement |