| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 449 |
| 2021 | 1030 |
| 2020 | 1024 |
| 2019 | 1443 |
| 2018 | 1546 |
| 2017 | 1812 |
| 2016 | 1446 |
| 2015 | 1218 |
| 2014 | 1036 |
| 2013 | 526 |
| 2012 | 465 |
| 2011 | 341 |
| 2010 | 160 |
| 2009 | 99 |
| 2008 | 55 |
| 2007 | 48 |
| 2006 | 36 |
| 2005 | 34 |
| 2004 | 6 |
| 2003 | 17 |
| 2002 | 15 |
| 2001 | 8 |
| 2000 | 18 |
| 1999 | 6 |
| 1998 | 12 |
| 1997 | 9 |
| 1996 | 14 |
| 1995 | 12 |
| 1994 | 4 |
| 1993 | 4 |
| 1992 | 5 |
| 1991 | 6 |
| 1990 | 3 |