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CPC Subgroup
G01G 3/08

wherein the weighing element is in the form of a leaf spring

Full Title

Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances > wherein the weighing element is in the form of a leaf spring

Filing statistics

CPC G01G 3/08 belongs to the parent subclass G01G, which recorded 33,993 patent applications worldwide between 2013 and 2023. Annual filings grew from 1,435 in 2013 to 2,977 in 2023 (+107%), peaking at 4,418 applications in 2020. 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

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