| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 4873 |
| 2021 | 7063 |
| 2020 | 7513 |
| 2019 | 7873 |
| 2018 | 9549 |
| 2017 | 6844 |
| 2016 | 6443 |
| 2015 | 4586 |
| 2014 | 4661 |
| 2013 | 10185 |
| 2012 | 7823 |
| 2011 | 5114 |
| 2010 | 2835 |
| 2009 | 1922 |
| 2008 | 1585 |
| 2007 | 1244 |
| 2006 | 1036 |
| 2005 | 802 |
| 2004 | 660 |
| 2003 | 491 |
| 2002 | 367 |
| 2001 | 326 |
| 2000 | 301 |
| 1999 | 202 |
| 1998 | 154 |
| 1997 | 151 |
| 1996 | 205 |
| 1995 | 157 |
| 1994 | 191 |
| 1993 | 160 |
| 1992 | 110 |
| 1991 | 96 |
| 1990 | 84 |