| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 1423 |
| 2021 | 2018 |
| 2020 | 2567 |
| 2019 | 2109 |
| 2018 | 2382 |
| 2017 | 1952 |
| 2016 | 1912 |
| 2015 | 986 |
| 2014 | 883 |
| 2013 | 1223 |
| 2012 | 565 |
| 2011 | 275 |
| 2010 | 179 |
| 2009 | 79 |
| 2008 | 49 |
| 2007 | 23 |
| 2006 | 19 |
| 2005 | 12 |
| 2004 | 12 |
| 2003 | 8 |
| 2002 | 8 |
| 2001 | 7 |
| 2000 | 8 |
| 1999 | 3 |
| 1998 | 6 |
| 1997 | 5 |
| 1996 | 6 |
| 1995 | 4 |
| 1994 | 5 |
| 1993 | 8 |
| 1992 | 7 |
| 1991 | 5 |
| 1990 | 0 |