| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 119 |
| 2021 | 205 |
| 2020 | 296 |
| 2019 | 218 |
| 2018 | 400 |
| 2017 | 436 |
| 2016 | 255 |
| 2015 | 90 |
| 2014 | 161 |
| 2013 | 277 |
| 2012 | 154 |
| 2011 | 130 |
| 2010 | 133 |
| 2009 | 44 |
| 2008 | 86 |
| 2007 | 50 |
| 2006 | 23 |
| 2005 | 11 |
| 2004 | 8 |
| 2003 | 10 |
| 2002 | 2 |
| 2001 | 4 |
| 2000 | 4 |
| 1999 | 6 |
| 1998 | 4 |
| 1997 | 7 |
| 1996 | 7 |
| 1995 | 4 |
| 1994 | 6 |
| 1993 | 7 |
| 1992 | 7 |
| 1991 | 5 |
| 1990 | 2 |