注：发明（专利）指对产品、方法或者其改进所提出的新的技术方案。是国际通行的反映拥有自主知识产权技术的核心指标。
| 序号 |
时间(年) |
数据(单位：项) |
| 1 |
2023 |
|
| 2 |
2022 |
|
| 3 |
2021 |
|
| 4 |
2020 |
|
| 5 |
2019 |
|
| 6 |
2018 |
|
| 7 |
2017 |
182639.00 |
| 8 |
2016 |
155581.00 |
| 9 |
2015 |
103941.00 |
| 10 |
2014 |
75147.00 |
| 11 |
2013 |
68990.00 |
| 12 |
2012 |
60448.00 |
| 13 |
2011 |
52012.00 |
| 14 |
2010 |
40866.00 |
| 15 |
2009 |
32247.00 |
| 16 |
2008 |
28099.00 |
| 17 |
2007 |
26692.00 |
| 18 |
2006 |
21351.00 |
| 19 |
2005 |
12887.00 |
| 20 |
2004 |
8093.00 |
| 21 |
2003 |
6181.00 |
| 22 |
2002 |
3819.00 |
| 23 |
2001 |
2549.00 |
| 24 |
2000 |
1760.00 |
| 25 |
1999 |
1127.00 |
| 26 |
1998 |
753.00 |
| 27 |
1997 |
680.00 |
| 28 |
1996 |
510.00 |
| 29 |
1995 |
463.00 |
| 30 |
1994 |
605.00 |
| 31 |
1993 |
607.00 |
| 32 |
1992 |
476.00 |
| 33 |
1991 |
322.00 |
| 34 |
1990 |
231.00 |
| 35 |
1989 |
175.00 |
| 36 |
1988 |
148.00 |
| 37 |
1987 |
140.00 |
