| 2021知识产权统计年报 |  |
| 5-1 发明、实用新型专利申请按IPC部的分类统计表（2021年） | ||||||||
| Patent Applications for Invention and Utility Model by Sections of IPC (2021) | ||||||||
| 单位：件 | (Unit: piece) | |||||||
| 分类 Classification |
发明 Invention |
实用新型 Utility Model |
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| 数量 Number |
构成 % |
数量 Number |
构成 % |
|||||
| A----H 合 计 Total |
1618959 | 100.0% | 2968933 | 100.0% | ||||
| A部 Section A 人类生活必需 Human necessities |
188916 | 11.7% | 469151 | 15.8% | ||||
| B部 Section B 作业、运输 Performing operations; Transporting |
314392 | 19.4% | 1105889 | 37.2% | ||||
| C部 Section C 化学、冶金 Chemistry;Metallurgy |
195062 | 12.0% | 96622 | 3.3% | ||||
| D部 Section D 纺织、造纸 Textiles;Paper |
22136 | 1.4% | 41678 | 1.4% | ||||
| E部 Section E 固定建筑物 Fixed constructions |
74611 | 4.6% | 252989 | 8.5% | ||||
| F部 Section F 机械工程；照明；加热；武器；爆破 Mechanical Engineering; Lighting; Heating; Weapons; Blasting |
103406 | 6.4% | 357540 | 12.0% | ||||
| G部 Section G 物 理 Physics |
464745 | 28.7% | 341518 | 11.5% | ||||
| H部 Section H 电 学 Electricity |
255691 | 15.8% | 303546 | 10.2% | ||||
|
注：本章节中，以IPC的分类完成日为统计基础。 Note: In this chapter, the classification completion date of IPC is taken as the statistical basis. |
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