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CPC Subgroup
H02B 11/02

Details

Full Title

Switchgear having carriage withdrawable for isolation > Details

Filing statistics

CPC H02B 11/02 belongs to the parent subclass H02B, which recorded 54,590 patent applications worldwide between 2013 and 2023. Annual filings grew from 2,207 in 2013 to 5,971 in 2023 (+171%), peaking at 7,357 applications in 2020. The most active applicants in class H02 are SGCC(STATE GRID CORPORATION OF CHINA) (24,515 applications), MITSUBISHI ELECTRIC CORPORATION (11,346 applications) and SIEMENS (9,026 applications).

Source: EPO PATSTAT, worldwide filings

4 direct subcodes

Child Classifications

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  • H02B 11/04 Isolating-contacts, e.g. mountings or shieldings
  • H02B 11/06 Means for duplicate bus-bar selection
  • H02B 11/08 Oil-tank lowering means associated with withdrawal mechanism
  • H02B 11/10 Indicating electrical condition of gear; Arrangement of test sockets

Top Applicants

Top 10 applicants by patent filingsfor class H02, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 24,515
  2. MITSUBISHI ELECTRIC CORPORATION JP 11,346
  3. SIEMENS DE 9,026
  4. ROBERT BOSCH DE 9,005
  5. SAMSUNG ELECTRONICS COMPANY KR 6,729
  6. GUANGDONG POWER GRID CORPORATION 5,740
  7. DENSO CORPORATION JP 5,077
  8. LG ELECTRONICS KR 5,041
  9. LG INNOTEK COMPANY KR 4,442
  10. TOYOTA MOTOR CORPORATION 4,349