| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2022 | 707 |
| 2021 | 989 |
| 2020 | 932 |
| 2019 | 822 |
| 2018 | 789 |
| 2017 | 678 |
| 2016 | 648 |
| 2015 | 557 |
| 2014 | 511 |
| 2013 | 377 |
| 2012 | 304 |
| 2011 | 251 |
| 2010 | 201 |
| 2009 | 150 |
| 2008 | 131 |
| 2007 | 154 |
| 2006 | 140 |
| 2005 | 75 |
| 2004 | 87 |
| 2003 | 82 |
| 2002 | 56 |
| 2001 | 59 |
| 2000 | 71 |
| 1999 | 62 |
| 1998 | 46 |
| 1997 | 22 |
| 1996 | 40 |
| 1995 | 41 |
| 1994 | 48 |
| 1993 | 47 |
| 1992 | 21 |
| 1991 | 30 |
| 1990 | 21 |
