| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 4964 |
| 2021 | 9701 |
| 2020 | 11624 |
| 2019 | 7608 |
| 2018 | 8801 |
| 2017 | 12710 |
| 2016 | 9831 |
| 2015 | 5421 |
| 2014 | 3640 |
| 2013 | 2337 |
| 2012 | 2203 |
| 2011 | 1319 |
| 2010 | 852 |
| 2009 | 924 |
| 2008 | 667 |
| 2007 | 521 |
| 2006 | 407 |
| 2005 | 282 |
| 2004 | 182 |
| 2003 | 128 |
| 2002 | 97 |
| 2001 | 53 |
| 2000 | 62 |
| 1999 | 49 |
| 1998 | 39 |
| 1997 | 30 |
| 1996 | 26 |
| 1995 | 20 |
| 1994 | 15 |
| 1993 | 13 |
| 1992 | 9 |
| 1991 | 6 |
| 1990 | 9 |