| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 6061 |
| 2021 | 8812 |
| 2020 | 8908 |
| 2019 | 9594 |
| 2018 | 9890 |
| 2017 | 8824 |
| 2016 | 10511 |
| 2015 | 9044 |
| 2014 | 8075 |
| 2013 | 6666 |
| 2012 | 5029 |
| 2011 | 3925 |
| 2010 | 2889 |
| 2009 | 2472 |
| 2008 | 2231 |
| 2007 | 1792 |
| 2006 | 1336 |
| 2005 | 1173 |
| 2004 | 945 |
| 2003 | 720 |
| 2002 | 462 |
| 2001 | 429 |
| 2000 | 469 |
| 1999 | 322 |
| 1998 | 334 |
| 1997 | 323 |
| 1996 | 303 |
| 1995 | 289 |
| 1994 | 347 |
| 1993 | 385 |
| 1992 | 340 |
| 1991 | 181 |
| 1990 | 195 |