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CPC Subgroup
G05B 23/02

Electric testing or monitoring

Full Title

Testing or monitoring of control systems or parts thereof (monitoring of program-control systems G05B19/048, G05B19/406) > Electric testing or monitoring

Filing statistics

CPC G05B 23/02 belongs to the parent subclass G05B, which recorded 340,646 patent applications worldwide between 2013 and 2023. Annual filings grew from 14,970 in 2013 to 29,724 in 2023 (+99%), peaking at 38,428 applications in 2020. The most active applicants in class G05 are FANUC (6,367 applications), SIEMENS (5,963 applications) and FANUC (4,535 applications).

Source: EPO PATSTAT, worldwide filings

1 direct subcode

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class G05, 2013–2023, worldwide · Source: EPO PATSTAT

  1. FANUC JP 6,367
  2. SIEMENS DE 5,963
  3. FANUC 4,535
  4. MITSUBISHI ELECTRIC CORPORATION JP 4,201
  5. ROBERT BOSCH DE 4,010
  6. LG ELECTRONICS KR 3,802
  7. SAMSUNG ELECTRONICS COMPANY KR 3,143
  8. FORD GLOBAL TECHNOLOGIES US 2,889
  9. TOYOTA MOTOR CORPORATION 2,778
  10. OMRON CORPORATION JP 2,743