Patent applications are worldwide patent applications filed through the Patent Cooperation Treaty procedure or with a national patent office.
| Fecha | Valor | Cambiar , % |
|---|---|---|
| 2021 | 42 | -22,22 % |
| 2020 | 54 | 54,29 % |
| 2019 | 35 | 9,38 % |
| 2018 | 32 | -57,33 % |
| 2017 | 75 | 7,14 % |
| 2016 | 70 | -98,15 % |
| 1991 | 3.794 | -5,17 % |
| 1990 | 4.001 | 14,51 % |
| 1989 | 3.494 | 10,08 % |
| 1988 | 3.174 | 11,52 % |
| 1987 | 2.846 | 6,27 % |
| 1986 | 2.678 |