| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 13565 |
| 2021 | 17299 |
| 2020 | 16437 |
| 2019 | 14020 |
| 2018 | 23651 |
| 2017 | 20576 |
| 2016 | 11529 |
| 2015 | 7248 |
| 2014 | 6549 |
| 2013 | 4253 |
| 2012 | 3188 |
| 2011 | 2226 |
| 2010 | 1765 |
| 2009 | 1439 |
| 2008 | 1189 |
| 2007 | 707 |
| 2006 | 730 |
| 2005 | 452 |
| 2004 | 272 |
| 2003 | 218 |
| 2002 | 153 |
| 2001 | 168 |
| 2000 | 146 |
| 1999 | 129 |
| 1998 | 138 |
| 1997 | 118 |
| 1996 | 132 |
| 1995 | 101 |
| 1994 | 119 |
| 1993 | 122 |
| 1992 | 75 |
| 1991 | 57 |
| 1990 | 30 |