CPC Main Group
H02K 3/00 Details of windings
7 direct subcodes
Child Classifications
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- H02K 3/02 Windings characterised by the conductor material
- H02K 3/04 Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K 3/30 Windings characterised by the insulating material
- H02K 3/32 Windings characterised by the shape, form or construction of the insulation
- H02K 3/42 Means for preventing or reducing eddy-current losses in the winding heads, e.g. by shielding
- H02K 3/44 Protection against moisture or chemical attack; Windings specially adapted for operation in liquid or gas
- H02K 3/46 Fastening of windings on the stator or rotor structure
Top Applicants
Top 10 applicants by patent filingsfor 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