Patent applications are worldwide patent applications filed through the Patent Cooperation Treaty procedure or with a national patent office.
| Date | Valeur | Modifier , % |
|---|---|---|
| 2020 | 635 | -13,84 % |
| 2019 | 737 | 12,86 % |
| 2018 | 653 | 6,53 % |
| 2017 | 613 | 82,99 % |
| 2015 | 335 | 392,65 % |
| 1996 | 68 | -10,53 % |
| 1995 | 76 | -32,14 % |
| 1994 | 112 | -31,71 % |
| 1993 | 164 | 10,07 % |
| 1992 | 149 | -39,68 % |
| 1989 | 247 | -9,19 % |
| 1988 | 272 |