| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Argentina | 12 | |
| #2 | Brazil | 10 | |
| #3 | South Africa | 3 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Climate change mitigation in transportation | |
| #2 | Internal-combustion piston engines | |
| #3 | Locks | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Perez A | 12 |
| Publication | Filing date | Title |
|---|---|---|
| ZA7307869B | Improvements in or relating to energy sources | |
| ZA7307867B | Improvements in locks | |
| ZA7307868B | Improvements in heigt gauges |