| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 1807 |
| 2021 | 2125 |
| 2020 | 2036 |
| 2019 | 1772 |
| 2018 | 2214 |
| 2017 | 1958 |
| 2016 | 1587 |
| 2015 | 1308 |
| 2014 | 906 |
| 2013 | 1021 |
| 2012 | 1966 |
| 2011 | 1520 |
| 2010 | 1351 |
| 2009 | 1036 |
| 2008 | 1016 |
| 2007 | 439 |
| 2006 | 193 |
| 2005 | 143 |
| 2004 | 68 |
| 2003 | 63 |
| 2002 | 62 |
| 2001 | 25 |
| 2000 | 57 |
| 1999 | 51 |
| 1998 | 41 |
| 1997 | 56 |
| 1996 | 19 |
| 1995 | 30 |
| 1994 | 28 |
| 1993 | 41 |
| 1992 | 37 |
| 1991 | 14 |
| 1990 | 24 |