| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 591 |
| 2021 | 1053 |
| 2020 | 1455 |
| 2019 | 1096 |
| 2018 | 2389 |
| 2017 | 2694 |
| 2016 | 1410 |
| 2015 | 802 |
| 2014 | 474 |
| 2013 | 350 |
| 2012 | 256 |
| 2011 | 196 |
| 2010 | 145 |
| 2009 | 89 |
| 2008 | 67 |
| 2007 | 42 |
| 2006 | 36 |
| 2005 | 20 |
| 2004 | 9 |
| 2003 | 13 |
| 2002 | 8 |
| 2001 | 9 |
| 2000 | 11 |
| 1999 | 5 |
| 1998 | 16 |
| 1997 | 12 |
| 1996 | 11 |
| 1995 | 9 |
| 1994 | 9 |
| 1993 | 3 |
| 1992 | 6 |
| 1991 | 5 |
| 1990 | 4 |