| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 1605 |
| 2021 | 2771 |
| 2020 | 3838 |
| 2019 | 2981 |
| 2018 | 5377 |
| 2017 | 4165 |
| 2016 | 10785 |
| 2015 | 5870 |
| 2014 | 2435 |
| 2013 | 1039 |
| 2012 | 238 |
| 2011 | 166 |
| 2010 | 98 |
| 2009 | 73 |
| 2008 | 34 |
| 2007 | 19 |
| 2006 | 18 |
| 2005 | 24 |
| 2004 | 15 |
| 2003 | 14 |
| 2002 | 11 |
| 2001 | 11 |
| 2000 | 9 |
| 1999 | 6 |
| 1998 | 10 |
| 1997 | 14 |
| 1996 | 6 |
| 1995 | 4 |
| 1994 | 4 |
| 1993 | 12 |
| 1992 | 8 |
| 1991 | 8 |
| 1990 | 5 |