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DIFF Main Group
H02G 5/00

Installations of bus-bars

Introduced: September 1968

Of 7 combined children, 4 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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  • H02G 5/002 CPC only CPC only
  • H02G 5/005 CPC only CPC only
  • H02G 5/007 CPC only CPC only
  • H02G 5/04 Partially-enclosed installations, e.g. in ducts and adapted for sliding or rolling current collection IPC+CPC Available in IPC and CPC
  • H02G 5/10 Cooling since 1974 IPC+CPC Available in 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