DIFF Subgroup
H02K 15/20 Shaping or compacting conductors or winding heads after the installation of the winding in the cores or machines; Applying fastening means on winding heads
Introduced: January 2025
Full Title
Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines > Shaping or compacting conductors or winding heads after the installation of the winding in the cores or machines; Applying fastening means on winding heads
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2025.
Child Classifications
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- H02K 15/22 Shaping or compacting conductors in slots or around salient poles (H02K15/28 takes precedence) since 2025 IPC+CPC Available in IPC and CPC
- H02K 15/24 Shaping or compacting winding heads (H02K15/0428, H02K15/28, H02K15/36 take precedence) since 2025 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class H02,2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 54,496
- MITSUBISHI ELECTRIC CORPORATION JP 10,495
- TOYOTA MOTOR CORPORATION 9,464
- GUANGDONG POWER GRID CORPORATION 9,339
- ROBERT BOSCH DE 8,226
- SIEMENS DE 8,218
- DENSO CORPORATION 7,063
- MITSUBISHI ELECTRIC CORPORATION 6,619
- SAMSUNG ELECTRONICS COMPANY KR 5,826
- GREE ELECTRIC APPLIANCES 5,094
Top Applicants (CPC)
Class H02,2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 24,515
- MITSUBISHI ELECTRIC CORPORATION JP 11,346
- SIEMENS DE 9,026
- ROBERT BOSCH DE 9,005
- SAMSUNG ELECTRONICS COMPANY KR 6,729
- GUANGDONG POWER GRID CORPORATION 5,740
- DENSO CORPORATION JP 5,077
- LG ELECTRONICS KR 5,041
- LG INNOTEK COMPANY KR 4,442
- TOYOTA MOTOR CORPORATION 4,349