| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 1196 |
| 2021 | 1566 |
| 2020 | 1611 |
| 2019 | 1029 |
| 2018 | 832 |
| 2017 | 561 |
| 2016 | 442 |
| 2015 | 237 |
| 2014 | 192 |
| 2013 | 141 |
| 2012 | 125 |
| 2011 | 87 |
| 2010 | 99 |
| 2009 | 72 |
| 2008 | 46 |
| 2007 | 45 |
| 2006 | 37 |
| 2005 | 24 |
| 2004 | 14 |
| 2003 | 9 |
| 2002 | 21 |
| 2001 | 8 |
| 2000 | 8 |
| 1999 | 12 |
| 1998 | 14 |
| 1997 | 13 |
| 1996 | 11 |
| 1995 | 3 |
| 1994 | 11 |
| 1993 | 9 |
| 1992 | 4 |
| 1991 | 3 |
| 1990 | 3 |