| 年份 | 申请发明专利数量 |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | 1003 |
| 2021 | 1104 |
| 2020 | 1773 |
| 2019 | 999 |
| 2018 | 917 |
| 2017 | 1247 |
| 2016 | 1128 |
| 2015 | 1097 |
| 2014 | 877 |
| 2013 | 754 |
| 2012 | 495 |
| 2011 | 394 |
| 2010 | 339 |
| 2009 | 274 |
| 2008 | 227 |
| 2007 | 141 |
| 2006 | 81 |
| 2005 | 56 |
| 2004 | 40 |
| 2003 | 50 |
| 2002 | 13 |
| 2001 | 23 |
| 2000 | 14 |
| 1999 | 27 |
| 1998 | 14 |
| 1997 | 13 |
| 1996 | 9 |
| 1995 | 5 |
| 1994 | 8 |
| 1993 | 12 |
| 1992 | 8 |
| 1991 | 6 |
| 1990 | 1 |