| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 9570 |
| 2021 | 10385 |
| 2020 | 9052 |
| 2019 | 9231 |
| 2018 | 8281 |
| 2017 | 6704 |
| 2016 | 5147 |
| 2015 | 4150 |
| 2014 | 3433 |
| 2013 | 2810 |
| 2012 | 2434 |
| 2011 | 1820 |
| 2010 | 1647 |
| 2009 | 1242 |
| 2008 | 1055 |
| 2007 | 905 |
| 2006 | 655 |
| 2005 | 672 |
| 2004 | 483 |
| 2003 | 607 |
| 2002 | 443 |
| 2001 | 351 |
| 2000 | 271 |
| 1999 | 195 |
| 1998 | 156 |
| 1997 | 106 |
| 1996 | 127 |
| 1995 | 100 |
| 1994 | 116 |
| 1993 | 112 |
| 1992 | 98 |
| 1991 | 83 |
| 1990 | 75 |