| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 8109 |
| 2021 | 14315 |
| 2020 | 15522 |
| 2019 | 15094 |
| 2018 | 13263 |
| 2017 | 8711 |
| 2016 | 7263 |
| 2015 | 4434 |
| 2014 | 3061 |
| 2013 | 2591 |
| 2012 | 2043 |
| 2011 | 1247 |
| 2010 | 691 |
| 2009 | 524 |
| 2008 | 408 |
| 2007 | 365 |
| 2006 | 316 |
| 2005 | 210 |
| 2004 | 103 |
| 2003 | 94 |
| 2002 | 72 |
| 2001 | 73 |
| 2000 | 54 |
| 1999 | 39 |
| 1998 | 32 |
| 1997 | 57 |
| 1996 | 28 |
| 1995 | 27 |
| 1994 | 33 |
| 1993 | 32 |
| 1992 | 19 |
| 1991 | 13 |
| 1990 | 4 |
