| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 1222 |
| 2021 | 1472 |
| 2020 | 1904 |
| 2019 | 977 |
| 2018 | 961 |
| 2017 | 615 |
| 2016 | 1112 |
| 2015 | 1215 |
| 2014 | 368 |
| 2013 | 393 |
| 2012 | 338 |
| 2011 | 182 |
| 2010 | 161 |
| 2009 | 92 |
| 2008 | 51 |
| 2007 | 88 |
| 2006 | 31 |
| 2005 | 28 |
| 2004 | 29 |
| 2003 | 18 |
| 2002 | 9 |
| 2001 | 3 |
| 2000 | 14 |
| 1999 | 7 |
| 1998 | 9 |
| 1997 | 7 |
| 1996 | 7 |
| 1995 | 6 |
| 1994 | 2 |
| 1993 | 7 |
| 1992 | 2 |
| 1991 | 2 |
| 1990 | 4 |
