| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 7945 |
| 2021 | 11740 |
| 2020 | 10547 |
| 2019 | 10599 |
| 2018 | 9764 |
| 2017 | 7751 |
| 2016 | 9404 |
| 2015 | 11662 |
| 2014 | 10412 |
| 2013 | 7408 |
| 2012 | 5066 |
| 2011 | 2969 |
| 2010 | 2655 |
| 2009 | 2265 |
| 2008 | 1938 |
| 2007 | 1452 |
| 2006 | 1091 |
| 2005 | 947 |
| 2004 | 666 |
| 2003 | 496 |
| 2002 | 323 |
| 2001 | 288 |
| 2000 | 261 |
| 1999 | 260 |
| 1998 | 239 |
| 1997 | 265 |
| 1996 | 229 |
| 1995 | 242 |
| 1994 | 206 |
| 1993 | 213 |
| 1992 | 136 |
| 1991 | 91 |
| 1990 | 79 |