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DIFF Subgroup
H02B 1/16

Earthing arrangements (earthing arrangements for substations H02B5/01; earthing arrangements for switchgear H02B11/28, H02B13/075)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Earthing arrangements

CPC: Earthing arrangements (earthing arrangements for substations H02B5/01; earthing arrangements for switchgear H02B11/28, H02B13/075)

Full Title

Full titles differ between systems:

IPC:

Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements > Earthing arrangements

CPC:

Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements > Earthing arrangements (earthing arrangements for substations H02B5/01; earthing arrangements for switchgear H02B11/28, H02B13/075)

Additional Content IPC

Earthing arrangements for substations Earthing arrangements for switchgear ,

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class H02,2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 54,496
  2. MITSUBISHI ELECTRIC CORPORATION JP 10,495
  3. TOYOTA MOTOR CORPORATION 9,464
  4. GUANGDONG POWER GRID CORPORATION 9,339
  5. ROBERT BOSCH DE 8,226
  6. SIEMENS DE 8,218
  7. DENSO CORPORATION 7,063
  8. MITSUBISHI ELECTRIC CORPORATION 6,619
  9. SAMSUNG ELECTRONICS COMPANY KR 5,826
  10. GREE ELECTRIC APPLIANCES 5,094

Top Applicants (CPC)

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