| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 5415 |
| 2021 | 10351 |
| 2020 | 14105 |
| 2019 | 9144 |
| 2018 | 12410 |
| 2017 | 10484 |
| 2016 | 9300 |
| 2015 | 5472 |
| 2014 | 3783 |
| 2013 | 2501 |
| 2012 | 1883 |
| 2011 | 1438 |
| 2010 | 1082 |
| 2009 | 960 |
| 2008 | 752 |
| 2007 | 563 |
| 2006 | 580 |
| 2005 | 397 |
| 2004 | 239 |
| 2003 | 175 |
| 2002 | 127 |
| 2001 | 120 |
| 2000 | 81 |
| 1999 | 54 |
| 1998 | 65 |
| 1997 | 73 |
| 1996 | 68 |
| 1995 | 53 |
| 1994 | 37 |
| 1993 | 61 |
| 1992 | 49 |
| 1991 | 42 |
| 1990 | 26 |