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CPC Subgroup
G01M 13/025

Test-benches with rotational drive means and loading means; Load or drive simulation

Full Title

Testing of machine parts > Gearings; Transmission mechanisms > Test-benches with rotational drive means and loading means; Load or drive simulation

Filing statistics

CPC G01M 13/025 belongs to the parent subclass G01M, which recorded 184,975 patent applications worldwide between 2013 and 2023. Annual filings grew from 7,503 in 2013 to 23,727 in 2023 (+216%). The most active applicants in class G01 are CHINESE ACADEMY OF SCIENCES (21,460 applications), ROBERT BOSCH (17,801 applications) and SGCC(STATE GRID CORPORATION OF CHINA) (17,347 applications).

Source: EPO PATSTAT, worldwide filings

1 direct subcode

Child Classifications

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  • G01M 13/026 Test-benches of the mechanical closed-loop type, i.e. having a gear system constituting a closed-loop in combination with the object under test

Top Applicants

Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 21,460
  2. ROBERT BOSCH DE 17,801
  3. SGCC(STATE GRID CORPORATION OF CHINA) 17,347
  4. SAMSUNG ELECTRONICS COMPANY KR 13,192
  5. QUALCOMM US 9,900
  6. HALLIBURTON ENERGY SERVICES GROUP US 9,742
  7. PHILIPS ELECTRONICS NL 7,249
  8. MITSUBISHI ELECTRIC CORPORATION JP 6,503
  9. ZHEJIANG UNIVERSITY 6,414
  10. DENSO CORPORATION JP 6,382