| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 1274 |
| 2021 | 1800 |
| 2020 | 1386 |
| 2019 | 1174 |
| 2018 | 1462 |
| 2017 | 1262 |
| 2016 | 962 |
| 2015 | 867 |
| 2014 | 638 |
| 2013 | 492 |
| 2012 | 353 |
| 2011 | 315 |
| 2010 | 321 |
| 2009 | 224 |
| 2008 | 184 |
| 2007 | 151 |
| 2006 | 109 |
| 2005 | 90 |
| 2004 | 64 |
| 2003 | 42 |
| 2002 | 47 |
| 2001 | 29 |
| 2000 | 35 |
| 1999 | 24 |
| 1998 | 20 |
| 1997 | 14 |
| 1996 | 24 |
| 1995 | 17 |
| 1994 | 15 |
| 1993 | 31 |
| 1992 | 27 |
| 1991 | 24 |
| 1990 | 9 |
