| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 699 |
| 2021 | 1064 |
| 2020 | 1419 |
| 2019 | 903 |
| 2018 | 924 |
| 2017 | 677 |
| 2016 | 1794 |
| 2015 | 1053 |
| 2014 | 566 |
| 2013 | 320 |
| 2012 | 267 |
| 2011 | 213 |
| 2010 | 153 |
| 2009 | 124 |
| 2008 | 66 |
| 2007 | 44 |
| 2006 | 30 |
| 2005 | 23 |
| 2004 | 16 |
| 2003 | 21 |
| 2002 | 17 |
| 2001 | 14 |
| 2000 | 18 |
| 1999 | 16 |
| 1998 | 11 |
| 1997 | 15 |
| 1996 | 7 |
| 1995 | 10 |
| 1994 | 12 |
| 1993 | 12 |
| 1992 | 6 |
| 1991 | 4 |
| 1990 | 4 |