| China Intellectual Property Statistical Yearbook 2022 | 
|
| 5-2 Patent Grants for Invention and Utility Model by Sections of IPC (2022) | |||||
| (Unit: piece) | |||||
| Classification | Invention | Utility Model | |||
| Number | % | Number | % | ||
|
A----H Total |
798347 | 100.0% | 2804155 | 100.0% | |
|
A
Section A Human necessities |
72442 | 9.1% | 389197 | 13.9% | |
|
B
Section B Performing operations; Transporting |
144203 | 18.1% | 1086031 | 38.7% | |
|
C
Section C Chemistry; Metallurgy |
116729 | 14.6% | 93599 | 3.3% | |
|
D
Section D Textiles;Paper |
11440 | 1.4% | 38436 | 1.4% | |
|
E
Section E Fixed constructions |
29736 | 3.7% | 253830 | 9.1% | |
|
F
Section F Mechanical Engineering; Lighting; Heating; Weapons; Blasting |
46147 | 5.8% | 357784 | 12.8% | |
|
G
Section G Physics |
221608 | 27.8% | 299140 | 10.7% | |
|
H
Section H Electricity |
156042 | 19.5% | 286138 | 10.2% | |
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