| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 675 |
| 2021 | 1013 |
| 2020 | 1324 |
| 2019 | 1019 |
| 2018 | 1852 |
| 2017 | 1562 |
| 2016 | 761 |
| 2015 | 320 |
| 2014 | 207 |
| 2013 | 196 |
| 2012 | 179 |
| 2011 | 117 |
| 2010 | 90 |
| 2009 | 79 |
| 2008 | 49 |
| 2007 | 47 |
| 2006 | 45 |
| 2005 | 30 |
| 2004 | 28 |
| 2003 | 39 |
| 2002 | 25 |
| 2001 | 24 |
| 2000 | 16 |
| 1999 | 10 |
| 1998 | 13 |
| 1997 | 6 |
| 1996 | 14 |
| 1995 | 10 |
| 1994 | 22 |
| 1993 | 16 |
| 1992 | 12 |
| 1991 | 6 |
| 1990 | 4 |