| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 6071 |
| 2021 | 10026 |
| 2020 | 10236 |
| 2019 | 9440 |
| 2018 | 16542 |
| 2017 | 10327 |
| 2016 | 7105 |
| 2015 | 5135 |
| 2014 | 3393 |
| 2013 | 2450 |
| 2012 | 1469 |
| 2011 | 925 |
| 2010 | 732 |
| 2009 | 668 |
| 2008 | 609 |
| 2007 | 332 |
| 2006 | 223 |
| 2005 | 182 |
| 2004 | 67 |
| 2003 | 44 |
| 2002 | 29 |
| 2001 | 26 |
| 2000 | 25 |
| 1999 | 19 |
| 1998 | 13 |
| 1997 | 12 |
| 1996 | 8 |
| 1995 | 10 |
| 1994 | 4 |
| 1993 | 6 |
| 1992 | 12 |
| 1991 | 6 |
| 1990 | 12 |