| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 6 | |
| #2 | Australia | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | African Regional Industrial Property Organization | 1 | |
| #5 | Brazil | 1 | |
| #6 | Canada | 1 | |
| #7 | China | 1 | |
| #8 | Israel | 1 | |
| #9 | Malawi | 1 | |
| #10 | United States | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Foundations and excavations | |
| #2 | Swimming pools | |
| #3 | Installations for obtaining water |
| # | Name | Total Patents |
|---|---|---|
| #1 | Meyer Petrus Johannes | 8 |
| #2 | Legge Kelvin Robert | 7 |
| #3 | Davey James William | 3 |
| #4 | Johannes Meyer Petrus | 2 |
| #5 | Robert Legge Kelvin | 1 |
| #6 | Meyer Piet | 1 |
| #7 | Gordon Drayton Rodney | 1 |
| #8 | Peter Lyle Davies | 1 |
| #9 | Petrus Johannes Meyer | 1 |
| #10 | Davies Peter Lyle | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA200601751B | Geosynthetic spacer | |
| CN1694991A | Geotechnical barrier | |
| CA2500481A1 | Geotechnical barrier | |
| ZA200306398B | A barrier. | |
| ZA9301175B | Insulation cover. | |
| ZA8809054B | Cover | |
| ZA8503210B | Liquid storage vessels | |
| ZA8502002B | Covers | |
| EP0164821A1 | Covers |