Patent applications are worldwide patent applications filed through the Patent Cooperation Treaty procedure or with a national patent office.
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Botsuana | 8 | 9 | 1 | 5 | 5 | 6 | 4 | 3 | 2 | ||||||
| Namíbia | 158 | 11 | 14 | 15 | 15 | 12 | |||||||||
| África do Sul | 4.943 | 2.400 | 6.001 | 5.562 | 6.589 | 6.836 | 6.657 | 6.750 | 6.608 | 6.506 | 6.816 | 6.258 | 6.347 | 6.146 | 9.156 |
| Eswatini | 6 | 3 | 2 | 2 |