| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 32530 |
| 2021 | 49124 |
| 2020 | 50259 |
| 2019 | 42878 |
| 2018 | 42102 |
| 2017 | 37456 |
| 2016 | 26997 |
| 2015 | 23266 |
| 2014 | 22975 |
| 2013 | 16987 |
| 2012 | 13299 |
| 2011 | 8621 |
| 2010 | 5994 |
| 2009 | 5195 |
| 2008 | 3995 |
| 2007 | 2625 |
| 2006 | 2770 |
| 2005 | 1738 |
| 2004 | 1340 |
| 2003 | 864 |
| 2002 | 576 |
| 2001 | 506 |
| 2000 | 359 |
| 1999 | 246 |
| 1998 | 180 |
| 1997 | 164 |
| 1996 | 186 |
| 1995 | 203 |
| 1994 | 182 |
| 1993 | 223 |
| 1992 | 180 |
| 1991 | 171 |
| 1990 | 79 |