| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 394 |
| 2021 | 620 |
| 2020 | 1053 |
| 2019 | 887 |
| 2018 | 905 |
| 2017 | 1424 |
| 2016 | 1144 |
| 2015 | 567 |
| 2014 | 376 |
| 2013 | 331 |
| 2012 | 153 |
| 2011 | 79 |
| 2010 | 76 |
| 2009 | 52 |
| 2008 | 58 |
| 2007 | 38 |
| 2006 | 16 |
| 2005 | 25 |
| 2004 | 29 |
| 2003 | 25 |
| 2002 | 13 |
| 2001 | 7 |
| 2000 | 8 |
| 1999 | 10 |
| 1998 | 6 |
| 1997 | 7 |
| 1996 | 12 |
| 1995 | 11 |
| 1994 | 9 |
| 1993 | 8 |
| 1992 | 7 |
| 1991 | 3 |
| 1990 | 2 |