| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 12509 |
| 2021 | 18766 |
| 2020 | 18871 |
| 2019 | 15962 |
| 2018 | 18841 |
| 2017 | 21883 |
| 2016 | 30413 |
| 2015 | 22088 |
| 2014 | 21238 |
| 2013 | 18445 |
| 2012 | 15352 |
| 2011 | 9149 |
| 2010 | 5203 |
| 2009 | 3711 |
| 2008 | 2325 |
| 2007 | 1416 |
| 2006 | 851 |
| 2005 | 602 |
| 2004 | 322 |
| 2003 | 287 |
| 2002 | 179 |
| 2001 | 102 |
| 2000 | 105 |
| 1999 | 57 |
| 1998 | 57 |
| 1997 | 44 |
| 1996 | 37 |
| 1995 | 59 |
| 1994 | 43 |
| 1993 | 40 |
| 1992 | 31 |
| 1991 | 32 |
| 1990 | 29 |