| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 874 |
| 2021 | 1601 |
| 2020 | 1817 |
| 2019 | 1548 |
| 2018 | 1903 |
| 2017 | 1380 |
| 2016 | 1289 |
| 2015 | 697 |
| 2014 | 489 |
| 2013 | 414 |
| 2012 | 282 |
| 2011 | 263 |
| 2010 | 154 |
| 2009 | 131 |
| 2008 | 92 |
| 2007 | 43 |
| 2006 | 57 |
| 2005 | 25 |
| 2004 | 13 |
| 2003 | 21 |
| 2002 | 23 |
| 2001 | 6 |
| 2000 | 10 |
| 1999 | 13 |
| 1998 | 5 |
| 1997 | 7 |
| 1996 | 5 |
| 1995 | 6 |
| 1994 | 7 |
| 1993 | 14 |
| 1992 | 4 |
| 1991 | 8 |
| 1990 | 6 |