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PCE
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CPC Subgroup
H02K 37/20

with rotating flux distributors, the armatures and magnets both being stationary

Full Title

Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors > of permanent magnet type (H02K37/02 takes precedence) > with rotating flux distributors, the armatures and magnets both being stationary

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