| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 240 |
| 2021 | 2462 |
| 2020 | 2325 |
| 2019 | 1795 |
| 2018 | 1320 |
| 2017 | 537 |
| 2016 | 323 |
| 2015 | 173 |
| 2014 | 158 |
| 2013 | 90 |
| 2012 | 103 |
| 2011 | 108 |
| 2010 | 53 |
| 2009 | 37 |
| 2008 | 43 |
| 2007 | 38 |
| 2006 | 35 |
| 2005 | 24 |
| 2004 | 26 |
| 2003 | 11 |
| 2002 | 11 |
| 2001 | 12 |
| 2000 | 12 |
| 1999 | 14 |
| 1998 | 17 |
| 1997 | 9 |
| 1996 | 13 |
| 1995 | 11 |
| 1994 | 13 |
| 1993 | 7 |
| 1992 | 11 |
| 1991 | 11 |
| 1990 | 5 |