| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 204 |
| 2021 | 468 |
| 2020 | 399 |
| 2019 | 310 |
| 2018 | 1197 |
| 2017 | 1109 |
| 2016 | 1919 |
| 2015 | 868 |
| 2014 | 461 |
| 2013 | 743 |
| 2012 | 296 |
| 2011 | 70 |
| 2010 | 39 |
| 2009 | 38 |
| 2008 | 24 |
| 2007 | 40 |
| 2006 | 41 |
| 2005 | 29 |
| 2004 | 33 |
| 2003 | 25 |
| 2002 | 22 |
| 2001 | 11 |
| 2000 | 8 |
| 1999 | 5 |
| 1998 | 16 |
| 1997 | 9 |
| 1996 | 14 |
| 1995 | 12 |
| 1994 | 12 |
| 1993 | 13 |
| 1992 | 5 |
| 1991 | 8 |
| 1990 | 4 |