| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 30982 |
| 2021 | 45117 |
| 2020 | 54313 |
| 2019 | 44909 |
| 2018 | 50699 |
| 2017 | 48021 |
| 2016 | 41938 |
| 2015 | 39647 |
| 2014 | 36276 |
| 2013 | 38742 |
| 2012 | 28046 |
| 2011 | 17677 |
| 2010 | 10337 |
| 2009 | 6805 |
| 2008 | 4592 |
| 2007 | 3640 |
| 2006 | 1606 |
| 2005 | 800 |
| 2004 | 567 |
| 2003 | 242 |
| 2002 | 221 |
| 2001 | 135 |
| 2000 | 193 |
| 1999 | 162 |
| 1998 | 84 |
| 1997 | 70 |
| 1996 | 62 |
| 1995 | 40 |
| 1994 | 44 |
| 1993 | 36 |
| 1992 | 26 |
| 1991 | 32 |
| 1990 | 40 |