| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 1572 |
| 2021 | 2130 |
| 2020 | 2065 |
| 2019 | 1767 |
| 2018 | 2055 |
| 2017 | 1517 |
| 2016 | 1343 |
| 2015 | 1324 |
| 2014 | 1057 |
| 2013 | 1222 |
| 2012 | 435 |
| 2011 | 215 |
| 2010 | 155 |
| 2009 | 114 |
| 2008 | 89 |
| 2007 | 62 |
| 2006 | 84 |
| 2005 | 57 |
| 2004 | 42 |
| 2003 | 52 |
| 2002 | 50 |
| 2001 | 57 |
| 2000 | 96 |
| 1999 | 50 |
| 1998 | 25 |
| 1997 | 20 |
| 1996 | 23 |
| 1995 | 18 |
| 1994 | 17 |
| 1993 | 24 |
| 1992 | 12 |
| 1991 | 11 |
| 1990 | 12 |