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CPC Subgroup
H01H 47/18

for introducing delay in the operation of the relay (short-circuited conducting sleeves, bands or discs H01H50/46)

Full Title

Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current > for modifying the operation of the relay > for introducing delay in the operation of the relay (short-circuited conducting sleeves, bands or discs H01H50/46)

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