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IPC Main Group
G04G 19/00

Electric power supply circuits specially adapted for use in electronic time-pieces

Introduced: January 2000

Last revised: January 2006

Classification Context

Section:
PHYSICS
Class:
HOROLOGY
Subclass:
ELECTRONIC TIME-PIECES

Filing statistics

IPC G04G 19/00 belongs to the parent subclass G04G, which recorded 20,247 patent applications worldwide between 2013 and 2023. Annual filings grew from 1,193 in 2013 to 1,834 in 2023 (+54%), peaking at 2,201 applications in 2016. The most active applicants in class G04 are THE SWATCH GROUP RESEARCH AND DEVELOPMENT (1,570 applications), ETA SA MANUFACTURE HORLOGERE SUISSE (1,409 applications) and CASIO COMPUTER COMPANY (1,172 applications).

Source: EPO PATSTAT, worldwide filings

4 direct subcodes

Child Classifications

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  • G04G 19/08 Arrangements for preventing voltage drop due to overloading the power supply
  • G04G 19/1 Arrangements for supplying back-up power
  • G04G 19/12 Arrangements for reducing power consumption during storage

Top Applicants

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

  1. THE SWATCH GROUP RESEARCH AND DEVELOPMENT CH 1,570
  2. ETA SA MANUFACTURE HORLOGERE SUISSE CH 1,409
  3. CASIO COMPUTER COMPANY 1,172
  4. SEIKO EPSON CORPORATION 1,100
  5. SAMSUNG ELECTRONICS COMPANY KR 768
  6. NIVAROX-FAR CH 750
  7. MONTRES BREGUET CH 707
  8. APPLE US 706
  9. SEIKO EPSON CORPORATION JP 648
  10. CITIZEN WATCH COMPANY 578