| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 3557 |
| 2021 | 4634 |
| 2020 | 7582 |
| 2019 | 4909 |
| 2018 | 6109 |
| 2017 | 5691 |
| 2016 | 4918 |
| 2015 | 3445 |
| 2014 | 2859 |
| 2013 | 1851 |
| 2012 | 861 |
| 2011 | 356 |
| 2010 | 219 |
| 2009 | 127 |
| 2008 | 134 |
| 2007 | 81 |
| 2006 | 83 |
| 2005 | 89 |
| 2004 | 43 |
| 2003 | 10 |
| 2002 | 15 |
| 2001 | 13 |
| 2000 | 12 |
| 1999 | 18 |
| 1998 | 10 |
| 1997 | 12 |
| 1996 | 12 |
| 1995 | 9 |
| 1994 | 4 |
| 1993 | 11 |
| 1992 | 15 |
| 1991 | 12 |
| 1990 | 5 |