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PCE
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CPC Subgroup
H01H 5/30

by buckling of disc springs

Full Title

Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement > Energy stored by deformation of elastic members (by deformation of bimetallic element in thermally-actuated switches H01H37/54) > by buckling of disc springs

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