CPC Main Group
H02P 13/00 Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output
4 direct subcodes
Child Classifications
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- H02P 13/06 by tap-changing; by rearranging interconnections of windings
- H02P 13/08 by sliding current collector along winding
- H02P 13/10 by moving core, coil winding, or shield, e.g. by induction regulator
- H02P 13/12 by varying magnetic bias
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