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 |
4144.00 |
-3.83 |
| 8 |
2018 |
4309.00 |
-12.90 |
| 9 |
2017 |
4947.00 |
13.86 |
| 10 |
2016 |
4345.00 |
7.98 |
| 11 |
2015 |
4024.00 |
63.98 |
| 12 |
2014 |
2454.00 |
9.65 |
| 13 |
2013 |
2238.00 |
-7.44 |
| 14 |
2012 |
2418.00 |
23.81 |
| 15 |
2011 |
1953.00 |
29.17 |
| 16 |
2010 |
1512.00 |
32.40 |
| 17 |
2009 |
1142.00 |
54.32 |
| 18 |
2008 |
740.00 |
10.78 |
| 19 |
2007 |
668.00 |
18.23 |
| 20 |
2006 |
565.00 |
38.82 |
| 21 |
2005 |
407.00 |
24.85 |
| 22 |
2004 |
326.00 |
42.36 |
| 23 |
2003 |
229.00 |
65.94 |
| 24 |
2002 |
138.00 |
-4.83 |
| 25 |
2001 |
145.00 |
-30.29 |
| 26 |
2000 |
208.00 |
144.71 |
| 27 |
1999 |
85.00 |
57.41 |
| 28 |
1998 |
54.00 |
86.21 |
| 29 |
1997 |
29.00 |
-14.71 |
| 30 |
1996 |
34.00 |
-22.73 |
| 31 |
1995 |
44.00 |
-13.73 |
| 32 |
1994 |
51.00 |
-37.80 |
| 33 |
1993 |
82.00 |
90.70 |
| 34 |
1992 |
43.00 |
-- |
| 35 |
1991 |
43.00 |
43.33 |
| 36 |
1990 |
30.00 |
-11.76 |
| 37 |
1989 |
34.00 |
112.50 |
| 38 |
1988 |
16.00 |
100.00 |
| 39 |
1987 |
8.00 |
-- |
