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CPC Subgroup
G04B 15/12

Adjusting (tools therefor G04D1/02); Restricting the amplitude of the lever or the like

Full Title

Escapements ( electric or magnetic means for converting oscillatory to rotary motion in electromechanical time-pieces ) > Adjusting (tools therefor G04D1/02); Restricting the amplitude of the lever or the like

Top Applicants

Top 10 applicants by patent filingsfor class G04, 2013–2023, worldwide · Source: EPO PATSTAT

  1. THE SWATCH GROUP RESEARCH AND DEVELOPMENT CH 1,705
  2. ETA SA MANUFACTURE HORLOGERE SUISSE CH 1,443
  3. SAMSUNG ELECTRONICS COMPANY KR 1,104
  4. APPLE US 1,038
  5. SEIKO EPSON CORPORATION 875
  6. NIVAROX-FAR CH 781
  7. CASIO COMPUTER COMPANY 734
  8. MONTRES BREGUET CH 715
  9. SEIKO EPSON CORPORATION JP 715
  10. OMEGA CH 555