| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 490 |
| 2021 | 927 |
| 2020 | 1130 |
| 2019 | 1005 |
| 2018 | 689 |
| 2017 | 523 |
| 2016 | 209 |
| 2015 | 173 |
| 2014 | 198 |
| 2013 | 144 |
| 2012 | 99 |
| 2011 | 68 |
| 2010 | 64 |
| 2009 | 50 |
| 2008 | 37 |
| 2007 | 29 |
| 2006 | 28 |
| 2005 | 22 |
| 2004 | 14 |
| 2003 | 24 |
| 2002 | 19 |
| 2001 | 16 |
| 2000 | 15 |
| 1999 | 12 |
| 1998 | 14 |
| 1997 | 8 |
| 1996 | 9 |
| 1995 | 6 |
| 1994 | 9 |
| 1993 | 5 |
| 1992 | 7 |
| 1991 | 9 |
| 1990 | 6 |