| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 5987 |
| 2021 | 7115 |
| 2020 | 8344 |
| 2019 | 5764 |
| 2018 | 6623 |
| 2017 | 5080 |
| 2016 | 3621 |
| 2015 | 2965 |
| 2014 | 2122 |
| 2013 | 1769 |
| 2012 | 1193 |
| 2011 | 966 |
| 2010 | 801 |
| 2009 | 668 |
| 2008 | 410 |
| 2007 | 299 |
| 2006 | 286 |
| 2005 | 257 |
| 2004 | 240 |
| 2003 | 427 |
| 2002 | 129 |
| 2001 | 87 |
| 2000 | 90 |
| 1999 | 83 |
| 1998 | 105 |
| 1997 | 71 |
| 1996 | 82 |
| 1995 | 74 |
| 1994 | 74 |
| 1993 | 79 |
| 1992 | 39 |
| 1991 | 37 |
| 1990 | 33 |