| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 431 |
| 2021 | 656 |
| 2020 | 2190 |
| 2019 | 1596 |
| 2018 | 960 |
| 2017 | 805 |
| 2016 | 676 |
| 2015 | 348 |
| 2014 | 310 |
| 2013 | 273 |
| 2012 | 136 |
| 2011 | 194 |
| 2010 | 131 |
| 2009 | 89 |
| 2008 | 72 |
| 2007 | 30 |
| 2006 | 52 |
| 2005 | 54 |
| 2004 | 32 |
| 2003 | 15 |
| 2002 | 13 |
| 2001 | 23 |
| 2000 | 12 |
| 1999 | 16 |
| 1998 | 14 |
| 1997 | 14 |
| 1996 | 10 |
| 1995 | 20 |
| 1994 | 12 |
| 1993 | 8 |
| 1992 | 9 |
| 1991 | 6 |
| 1990 | 3 |