| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 17 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Muniah Gerald | 3 |
| #2 | De Kock Gerhardus Nicolaas | 2 |
| #3 | Howell Michael Martin Charles | 2 |
| #4 | Long Brenton | 2 |
| #5 | Rademeyer Jaco | 2 |
| #6 | Pike Graham | 1 |
| #7 | Joseph Cornelius Visagie | 1 |
| #8 | Stephen George Dawe | 1 |
| #9 | Nico Erasmus | 1 |
| #10 | Tba | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA201600501B | Rock bolt | |
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