| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 5 | |
| #2 | Australia | 3 | |
| #3 | Canada | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Control |
| # | Technology | |
|---|---|---|
| #1 | Teaching materials | |
| #2 | Measuring distances |
| # | Name | Total Patents |
|---|---|---|
| #1 | Raubenheimer Johann Nicolaas | 3 |
| #2 | Rijkheer Etienne | 3 |
| #3 | Holderness Anthony D B | 2 |
| #4 | Raubenheimer Johan Nicolaas | 2 |
| #5 | Rawlings Geoffrey Jack | 2 |
| #6 | Johann Nicolaas Raubenheimer | 2 |
| #7 | Holderness Anthony David Brown | 2 |
| #8 | Raubenheimer Dennis A | 2 |
| #9 | Wessels Alistair Phillip | 2 |
| #10 | Allistair Phillip Wessels | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ZA9004097B | Support structure for a spine board or scoop stretcher | |
| AU5134890A | Navigational aid | |
| ZA9001072B | A trellis structure | |
| ZA9000191B | Braking warning unit | |
| AU2831389A | Surface skimmer | |
| AU2831289A | Pool care apparatus | |
| ZA8809713B | Pool care apparatus | |
| ZA8809712B | Surface skimmer |