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 |
5025.00 |
-10.68 |
| 8 |
2018 |
5626.00 |
-3.73 |
| 9 |
2017 |
5844.00 |
12.71 |
| 10 |
2016 |
5185.00 |
12.13 |
| 11 |
2015 |
4624.00 |
41.02 |
| 12 |
2014 |
3279.00 |
4.39 |
| 13 |
2013 |
3141.00 |
-5.56 |
| 14 |
2012 |
3326.00 |
31.57 |
| 15 |
2011 |
2528.00 |
30.98 |
| 16 |
2010 |
1930.00 |
2.17 |
| 17 |
2009 |
1889.00 |
17.33 |
| 18 |
2008 |
1610.00 |
38.32 |
| 19 |
2007 |
1164.00 |
20.37 |
| 20 |
2006 |
967.00 |
26.74 |
| 21 |
2005 |
763.00 |
76.62 |
| 22 |
2004 |
432.00 |
79.25 |
| 23 |
2003 |
241.00 |
136.27 |
| 24 |
2002 |
102.00 |
6.25 |
| 25 |
2001 |
96.00 |
-41.10 |
| 26 |
2000 |
163.00 |
71.58 |
| 27 |
1999 |
95.00 |
120.93 |
| 28 |
1998 |
43.00 |
-23.21 |
| 29 |
1997 |
56.00 |
9.80 |
| 30 |
1996 |
51.00 |
-19.05 |
| 31 |
1995 |
63.00 |
-12.50 |
| 32 |
1994 |
72.00 |
-35.14 |
| 33 |
1993 |
111.00 |
91.38 |
| 34 |
1992 |
58.00 |
-7.94 |
| 35 |
1991 |
63.00 |
28.57 |
| 36 |
1990 |
49.00 |
13.95 |
| 37 |
1989 |
43.00 |
43.33 |
| 38 |
1988 |
30.00 |
66.67 |
| 39 |
1987 |
18.00 |
-- |
