| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 2002 |
| 2021 | 2752 |
| 2020 | 2979 |
| 2019 | 2876 |
| 2018 | 2549 |
| 2017 | 2016 |
| 2016 | 1546 |
| 2015 | 1103 |
| 2014 | 921 |
| 2013 | 754 |
| 2012 | 724 |
| 2011 | 476 |
| 2010 | 332 |
| 2009 | 237 |
| 2008 | 196 |
| 2007 | 164 |
| 2006 | 143 |
| 2005 | 94 |
| 2004 | 76 |
| 2003 | 62 |
| 2002 | 63 |
| 2001 | 49 |
| 2000 | 47 |
| 1999 | 42 |
| 1998 | 82 |
| 1997 | 48 |
| 1996 | 55 |
| 1995 | 34 |
| 1994 | 51 |
| 1993 | 53 |
| 1992 | 46 |
| 1991 | 22 |
| 1990 | 15 |
