Patent applications are worldwide patent applications filed through the Patent Cooperation Treaty procedure or with a national patent office.
| Data | Valor | Modificar, % |
|---|---|---|
| 2010 | 2 | 100,00% |
| 2005 | 1 | -50,00% |
| 2004 | 2 | 100,00% |
| 2003 | 1 | -50,00% |
| 2000 | 2 | -50,00% |
| 1999 | 4 | 100,00% |
| 1998 | 2 |