| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 844 |
| 2021 | 1129 |
| 2020 | 1264 |
| 2019 | 1071 |
| 2018 | 1478 |
| 2017 | 1499 |
| 2016 | 1187 |
| 2015 | 905 |
| 2014 | 728 |
| 2013 | 1513 |
| 2012 | 1327 |
| 2011 | 966 |
| 2010 | 421 |
| 2009 | 245 |
| 2008 | 156 |
| 2007 | 145 |
| 2006 | 122 |
| 2005 | 69 |
| 2004 | 67 |
| 2003 | 69 |
| 2002 | 56 |
| 2001 | 41 |
| 2000 | 31 |
| 1999 | 14 |
| 1998 | 15 |
| 1997 | 10 |
| 1996 | 8 |
| 1995 | 8 |
| 1994 | 8 |
| 1993 | 19 |
| 1992 | 8 |
| 1991 | 8 |
| 1990 | 7 |