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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

  1. SGCC(STATE GRID CORPORATION OF CHINA) 24,515
  2. MITSUBISHI ELECTRIC CORPORATION JP 11,346
  3. SIEMENS DE 9,026
  4. ROBERT BOSCH DE 9,005
  5. SAMSUNG ELECTRONICS COMPANY KR 6,729
  6. GUANGDONG POWER GRID CORPORATION 5,740
  7. DENSO CORPORATION JP 5,077
  8. LG ELECTRONICS KR 5,041
  9. LG INNOTEK COMPANY KR 4,442
  10. TOYOTA MOTOR CORPORATION 4,349