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CPC Subgroup
H01H 33/44

Devices for ensuring operation of the switch at a predetermined point in the AC cycle (circuit arrangements H01H33/59)

Full Title

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means > Details > Devices for ensuring operation of the switch at a predetermined point in the AC cycle (circuit arrangements H01H33/59)

Top Applicants

Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 37,897
  2. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
  3. APPLIED MATERIALS US 21,640
  4. LG ENERGY SOLUTION KR 20,770
  5. LG CHEM KR 19,835
  6. TOKYO ELECTRON JP 18,519
  7. ROBERT BOSCH DE 14,595
  8. INTEL CORPORATION US 13,580
  9. MURATA MANUFACTURING COMPANY JP 12,151
  10. SAMSUNG SDI COMPANY KR 12,080