| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 1111 |
| 2021 | 2047 |
| 2020 | 3953 |
| 2019 | 2238 |
| 2018 | 1582 |
| 2017 | 1970 |
| 2016 | 1461 |
| 2015 | 843 |
| 2014 | 949 |
| 2013 | 628 |
| 2012 | 346 |
| 2011 | 166 |
| 2010 | 82 |
| 2009 | 62 |
| 2008 | 24 |
| 2007 | 15 |
| 2006 | 21 |
| 2005 | 12 |
| 2004 | 11 |
| 2003 | 8 |
| 2002 | 6 |
| 2001 | 7 |
| 2000 | 10 |
| 1999 | 23 |
| 1998 | 8 |
| 1997 | 7 |
| 1996 | 10 |
| 1995 | 5 |
| 1994 | 3 |
| 1993 | 7 |
| 1992 | 4 |
| 1991 | 5 |
| 1990 | 3 |