Patent applications are worldwide patent applications filed through the Patent Cooperation Treaty procedure or with a national patent office.
| तिथि | मान | बदले , % |
|---|---|---|
| 2021 | 75 | 0.00% |
| 2020 | 75 | 29.31% |
| 2019 | 58 | -23.68% |
| 2018 | 76 | 22.58% |
| 2017 | 62 | -21.52% |
| 2016 | 79 | -89.95% |
| 1991 | 786 | 7.08% |
| 1990 | 734 | -0.27% |
| 1989 | 736 | 1.24% |
| 1988 | 727 | 1.11% |
| 1987 | 719 | -3.23% |
| 1986 | 743 |