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) |
同比增长(%) |
| 1 |
2025 |
|
|
| 2 |
2024 |
|
|
| 3 |
2023 |
|
|
| 4 |
2022 |
|
|
| 5 |
2021 |
|
|
| 6 |
2020 |
|
|
| 7 |
2019 |
2174.00 |
-5.35 |
| 8 |
2018 |
2297.00 |
1.68 |
| 9 |
2017 |
2259.00 |
6.31 |
| 10 |
2016 |
2125.00 |
2.21 |
| 11 |
2015 |
2079.00 |
46.10 |
| 12 |
2014 |
1423.00 |
8.46 |
| 13 |
2013 |
1312.00 |
0.85 |
| 14 |
2012 |
1301.00 |
29.32 |
| 15 |
2011 |
1006.00 |
54.29 |
| 16 |
2010 |
652.00 |
36.97 |
| 17 |
2009 |
476.00 |
24.28 |
| 18 |
2008 |
383.00 |
4.08 |
| 19 |
2007 |
368.00 |
3.66 |
| 20 |
2006 |
355.00 |
16.01 |
| 21 |
2005 |
306.00 |
30.21 |
| 22 |
2004 |
235.00 |
35.84 |
| 23 |
2003 |
173.00 |
108.43 |
| 24 |
2002 |
83.00 |
-26.55 |
| 25 |
2001 |
113.00 |
-19.29 |
| 26 |
2000 |
140.00 |
91.78 |
| 27 |
1999 |
73.00 |
62.22 |
| 28 |
1998 |
45.00 |
125.00 |
| 29 |
1997 |
20.00 |
-39.39 |
| 30 |
1996 |
33.00 |
-5.71 |
| 31 |
1995 |
35.00 |
40.00 |
| 32 |
1994 |
25.00 |
-28.57 |
| 33 |
1993 |
35.00 |
9.38 |
| 34 |
1992 |
32.00 |
60.00 |
| 35 |
1991 |
20.00 |
-16.67 |
| 36 |
1990 |
24.00 |
71.43 |
| 37 |
1989 |
14.00 |
75.00 |
| 38 |
1988 |
8.00 |
100.00 |
| 39 |
1987 |
4.00 |
-- |
