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CPC Main Group
H02J 50/00

Circuit arrangements or systems for wireless supply or distribution of electric power

13 direct subcodes

Child Classifications

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  • H02J 50/05 using capacitive coupling
  • H02J 50/15 using ultrasonic waves
  • H02J 50/30 using light, e.g. lasers
  • H02J 50/60 responsive to the presence of foreign objects, e.g. detection of living beings
  • H02J 50/70 involving the reduction of electric, magnetic or electromagnetic leakage fields
  • H02J 50/80 involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
  • H02J 50/90 involving detection or optimisation of position, e.g. alignment

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